feat(TargetAllocator): allow configuration of PrometheusCR namespaceSelectors #9405

Job	Run time
e2e-tests (1.23, e2e)	3m 8s
e2e-tests (1.23, e2e-automatic-rbac)	3m 8s
e2e-tests (1.23, e2e-autoscale)	3m 8s
e2e-tests (1.23, e2e-instrumentation)	3m 9s
e2e-tests (1.23, e2e-opampbridge)	3m 10s
e2e-tests (1.23, e2e-pdb)	3m 9s
e2e-tests (1.23, e2e-prometheuscr)	3m 8s
e2e-tests (1.23, e2e-targetallocator)	3m 7s
e2e-tests (1.23, e2e-targetallocator-cr)	3m 9s
e2e-tests (1.23, e2e-upgrade)	3m 6s
e2e-tests (1.23, e2e-multi-instrumentation)	3m 8s
e2e-tests (1.23, e2e-metadata-filters)	3m 9s
e2e-tests (1.23, e2e-ta-collector-mtls)	3m 7s
e2e-tests (1.31, e2e)	3m 8s
e2e-tests (1.31, e2e-automatic-rbac)	3m 8s
e2e-tests (1.31, e2e-autoscale)	3m 8s
e2e-tests (1.31, e2e-instrumentation)	3m 8s
e2e-tests (1.31, e2e-opampbridge)	3m 5s
e2e-tests (1.31, e2e-pdb)	3m 8s
e2e-tests (1.31, e2e-prometheuscr)	3m 7s
e2e-tests (1.31, e2e-targetallocator)	3m 10s
e2e-tests (1.31, e2e-targetallocator-cr)	3m 6s
e2e-tests (1.31, e2e-upgrade)	3m 6s
e2e-tests (1.31, e2e-multi-instrumentation)	3m 6s
e2e-tests (1.31, e2e-metadata-filters)	3m 6s
e2e-tests (1.31, e2e-ta-collector-mtls)	3m 6s
e2e-tests (e2e-native-sidecar, 1.29, add-operator-arg OPERATOR_ARG='--feature-gates=operator.side...	3m 6s
e2e-tests-check	1s
	1h 24m 25s

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