Allow custom (non-propagating) stateful set metadata #2692

Job	Run time
lint (1.22.x, ubuntu-latest)	2m 45s
govet (1.22.x, ubuntu-latest)	2m 7s
govet-sidecar (1.22.x, ubuntu-latest)	1m 23s
lint-sidecar (1.22.x, ubuntu-latest)	2m 15s
Shellcheck (1.22.x)	23s
Check for vulnerable dependencies (1.22.x)	27s
Check for vulnerable dependencies in sidecar (1.22.x)	30s
gotest-sidecar (1.22.x, ubuntu-latest)	1m 28s
sidecar (1.22.x, ubuntu-latest)	3m 19s
gotest (1.22.x, ubuntu-latest)	1m 49s
operator (1.22.x, ubuntu-latest)	3m 25s
test-tenant-hotfix-update (1.22.x, ubuntu-latest)	1m 17s
test-kes (1.22.x, ubuntu-latest)	1m 20s
test-cert-manager (1.22.x, ubuntu-latest)	1m 51s
test-tenant (1.22.x, ubuntu-latest)	1m 12s
test-tenant-upgrade (1.22.x, ubuntu-latest)	3m 27s
helm (1.22.x, ubuntu-latest)	4m 42s
helm-floor (1.22.x, ubuntu-latest)	4m 41s
test-policy-binding (1.22.x, ubuntu-latest)	3m 23s
	41m 44s

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