Quay 3.6.3 APP POD was failed to be ready with /health/instance check keeping report 499 Error Code

Description:

This is an issue found when use Quay 3.6.3 Operator to deploy Quay, now after use config editor to update configurations, Quay APP POD was failed to ready, after checking Quay APP POD logs, get error "GET /health/instance HTTP/1.1" 499 0 "-" "kube-probe/1.21"

Quay Config Yaml:

DISTRIBUTED_STORAGE_CONFIG:
    default:
        - S3Storage
        - host: s3.us-east-2.amazonaws.com
          s3_access_key: ******
          s3_bucket: quay360
          s3_secret_key: ******
          storage_path: /quay363
DISTRIBUTED_STORAGE_DEFAULT_LOCATIONS:
    - default
DISTRIBUTED_STORAGE_PREFERENCE:
    - default
SUPER_USERS:
    - quay
    - admin
DB_CONNECTION_ARGS:
    autorollback: true
    sslmode: verify-full
    sslrootcert: conf/stack/database.pem
    threadlocals: true
DB_URI: postgresql://quay3630%40quay3630:Welcome123%21%40@quay3630.postgres.database.azure.com:5432/postgres 

QuayRegistry:

kind: QuayRegistry
metadata:
  name: quay3630
spec:
  configBundleSecret: config-bundle-secret
  components:
    - kind: objectstorage
      managed: false
    - kind: postgres
      managed: false 

Quay config editor to upload Quay Database:

Steps:

1. Deploy Quay with Quay Operator to use unmanaged storage and unmanaged postgresql, choose to use sslmode to verify-full
2. The Quay Upgrade POD was failed to start, report error "Either provide the file or change sslmode to disable server certificate verification
   ", that's the expected behavior
3. Login Quay Config editor,  upload correct database SSL Certificate
4. Click validate changes 
5. Click Reconfigure Quay
6. Check if Operator can reconcile the change successfully
7. Check if new Quay APP POD is ready

Expected Results:

New Quay APP PODs are ready, and Quay was deployed successfully.

Actual Results:

New Quay APP PODs was failed to be ready status, in Quay APP POD logs, get "GET /health/instance HTTP/1.1" 499 0 "-" "kube-probe/1.21""