remove flaky subscription test (#742) #57

Job	Run time
Generate Docker Tags	2s
Run Unit Tests / unit_tests (1.22.x, ubuntu-latest)	19s
Run Unit Tests / unit_tests (1.22.x, macos-latest)	30s
Run Unit Tests / unit_tests (1.22.x, windows-latest)	3m 32s
Run Unit Tests / test_coverage	2m 3s
Run Unit Tests / unit_tests (1.19.x, ubuntu-latest)	24s
Run Unit Tests / unit_tests (1.20.x, ubuntu-latest)	18s
Run Unit Tests / unit_tests (1.21.x, ubuntu-latest)	22s
License Check / license-check	29s
Lint / golangci-lint	1m 19s
E2E Tests / Build Docker image	1m 28s
E2E Tests / Run Tests	1m 22s
Publish Docker Image / Build and Push Docker Image	12m 24s
Notify Slack	0s
	24m 32s

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