Description of problem:

Dynamic Plugins Fail to Load in showcase Post-Upstream Backstage Update from 1.23.4 to 1.25

Prerequisites (if any, like setup, operators/versions):

Steps to Reproduce

1. Deploy image: 
   quay.io/janus-idp/backstage-showcase:next or next-bc6ae71

app-config : 

app:
  title: Red Hat Developer Hub
backend:
  auth:
    keys:
      - secret: temp
integrations:
  # Plugin: GitHub
  github:
    - host: github.com
      apps:
        - appId: ${GITHUB_APP_APP_ID}
          clientId: ${GITHUB_APP_CLIENT_ID}
          clientSecret: ${GITHUB_APP_CLIENT_SECRET}
          webhookUrl: ${GITHUB_APP_WEBHOOK_URL}
          webhookSecret: ${GITHUB_APP_WEBHOOK_SECRET}
          privateKey: |
            ${GITHUB_APP_PRIVATE_KEY}
  bitbucketServer:
    - host: bitbucket.com
      apiBaseUrl: temp
      username: temp
      password: temp
  gitlab:
    - host: gitlab.com
      token: temp
auth:
  # see https://backstage.io/docs/auth/ to learn about auth providers
  environment: development
  providers:
    # Plugin: GitHub
    github:
      development:
        clientId: ${GITHUB_APP_CLIENT_ID}
        clientSecret: ${GITHUB_APP_CLIENT_SECRET}
    google:
      development:
        clientId: ${GOOGLE_CLIENT_ID}
        clientSecret: ${GOOGLE_CLIENT_SECRET}

proxy:
  skipInvalidProxies: true
  # endpoints: {}
  endpoints:
    # Other Proxies
    # customize developer hub instance
    '/developer-hub':
      target: ${DH_TARGET_URL}
      changeOrigin: true
      # Change to "false" in case of using self hosted cluster with a self-signed certificate
      secure: false
    '/acr/api':
      target: 'https://rhdhqetest.azurecr.io/acr/v1/'
      changeOrigin: true
      headers:
        # If you use Bearer Token for authorization, please replace the 'Basic' with 'Bearer' in the following line.
        Authorization: '${ACR_SECRET}'
      # Change to "false" in case of using self hosted artifactory instance with a self-signed certificate
      secure: false

catalog:
  import:
    entityFilename: catalog-info.yaml
    # pullRequestBranchName: rhdh-integration
    pullRequestBranchName: backstage-integration
  rules:
    - allow: [API, Component, Group, Location, Resource, System, Template]
  locations:
    - type: url
      target: https://github.com/janus-idp/backstage-showcase/blob/main/catalog-entities/all.yaml
    - type: url
      target: https://github.com/redhat-developer/red-hat-developer-hub-software-templates/blob/main/templates.yaml
    - type: url
      target: https://github.com/janus-qe/acr-catalog/blob/main/catalog-info.yaml
    - type: url
      target: https://github.com/janus-qe/rhdh-test/blob/main/user.yml
      rules:
        - allow: [User]
    - type: url
      target: https://github.com/backstage/backstage/blob/master/packages/catalog-model/examples/acme-corp.yaml
      rules:
        - allow: [User, Group]


dynatrace:
  baseUrl: temp
argocd:
  appLocatorMethods:
    - type: 'config'
      instances:
        - name: argoInstance1
          url: temp
          token: temp
        - name: argoInstance2
          url: temp
          token: temp
permission:
  enabled: false # Disabling the permission until we can use RBAC to test the pages using login as Guest.
  rbac:
    policies-csv-file: './rbac/rbac-policy.csv'
    admin:
      users:
        - name: user:default/rhdh-qe 

1. dynamic plugins config:

   includes:
   - dynamic-plugins.default.yaml
   plugins:
   - disabled: false
     package: ./dynamic-plugins/dist/backstage-plugin-catalog-backend-module-github-dynamic
     pluginConfig:
       catalog:
         providers:
           github:
             my-test-org:
               catalogPath: /catalog-info.yaml
               organization: janus-qe
               schedule:
                 frequency:
                   minutes: 1
                 initialDelay:
                   seconds: 15
                 timeout:
                   minutes: 1
   - disabled: false
     package: ./dynamic-plugins/dist/backstage-plugin-catalog-backend-module-github-org-dynamic
   - disabled: false
     package: ./dynamic-plugins/dist/backstage-plugin-github-issues
   - disabled: false
     package: ./dynamic-plugins/dist/roadiehq-backstage-plugin-github-pull-requests
   - disabled: false
     package: ./dynamic-plugins/dist/backstage-plugin-github-actions
   - disabled: false
     package: ./dynamic-plugins/dist/janus-idp-backstage-plugin-quay
   - disabled: false
     package: ./dynamic-plugins/dist/janus-idp-backstage-plugin-keycloak-backend-dynamic
   - disabled: false
     package: ./dynamic-plugins/dist/janus-idp-backstage-plugin-tekton
   - disabled: false
     package: ./dynamic-plugins/dist/backstage-plugin-kubernetes
   - disabled: false
     package: ./dynamic-plugins/dist/backstage-plugin-kubernetes-backend-dynamic
     pluginConfig:
       kubernetes:
         clusterLocatorMethods:
         - clusters:
           - authProvider: serviceAccount
             name: my-cluster
             serviceAccountToken: ${K8S_SERVICE_ACCOUNT_TOKEN}
             url: ${K8S_CLUSTER_API_SERVER_URL}
           type: config
         customResources:
         - apiVersion: v1beta1
           group: tekton.dev
           plural: pipelines
         - apiVersion: v1beta1
           group: tekton.dev
           plural: pipelineruns
         - apiVersion: v1beta1
           group: tekton.dev
           plural: taskruns
         - apiVersion: v1
           group: route.openshift.io
           plural: routes
         - apiVersion: v2
           group: org.eclipse.che
           plural: checlusters
         serviceLocatorMethod:
           type: multiTenant
   - disabled: false
     package: ./dynamic-plugins/dist/janus-idp-backstage-plugin-ocm-backend-dynamic
     pluginConfig:
       catalog:
         providers:
           ocm:
             default:
               name: testCluster
               owner: janus-authors
               serviceAccountToken: ${OCM_CLUSTER_TOKEN}
               skipTLSVerify: true
               url: ${OCM_CLUSTER_URL}
   - disabled: false
     package: ./dynamic-plugins/dist/janus-idp-backstage-plugin-ocm
   - disabled: false
     package: ./dynamic-plugins/dist/backstage-plugin-tech-radar
   - disabled: false
     package: ./dynamic-plugins/dist/janus-idp-backstage-plugin-acr
   - disabled: true
     package: ./dynamic-plugins/dist/janus-idp-backstage-plugin-rbac 

Actual results:

Plugins like Tech-radar, docs, OCM failed to load.{}

Expected results:

Screenshots of Previously Working Plugins, Including Tech-radar, Docs, and OCM, With Configurations as Mentioned Above

Reproducibility (Always/Intermittent/Only Once):

Build Details:

Additional info (Such as Logs, Screenshots, etc):

Logs : rhdh-backstage-5c447779c6-kgxz5-backstage-backend.log