**Problem** `ApiServerSource` is one of the core sources living under eventing repo, but we do not have an e2e test case to validate it. **Exit Criteria** An E2E test case is added to verify the `ApiServerSource`.
Problem
ApiServerSourceis one of the core sources living under eventing repo, but we do not have an e2e test case to validate it.Exit Criteria
An E2E test case is added to verify the
ApiServerSource.