chore(grafana): remove separate Grafana service/route/ingress (#809) #79

Job	Run time
check-before-test	1s
get-test-image-tag	1s
run-test-jobs / controller-test	1m 45s
run-test-jobs / scorecard-test	12m 7s
run-test-jobs / clean-up-test-images	0s
	13m 54s

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