Description of problem: Topology doesn't show knative resources but underlying Deployment if Kafka source is present in the namespace

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

Steps to Reproduce

1. Create a ns
2. Create a KSVC
3. Create s KS

Actual results: Topology always shows only underlying Deployments

Expected results: Topology should show Knative resources if  present in ns

Reproducibility (Always/Intermittent/Only Once): Always

Build Details: 4.8.0-0.nightly-2021-04-09-222447

Additional info:  This appears to be regression of https://github.com/openshift/console/pull/8415