Upgrade k8s API and code generators to v0.31.1 #2686

Job	Run time
Shellcheck (1.22.x)	1m 15s
govet (1.22.x, ubuntu-latest)	1m 29s
govet-sidecar (1.22.x, ubuntu-latest)	10s
lint (1.22.x, ubuntu-latest)	1m 28s
lint-sidecar (1.22.x, ubuntu-latest)	56s
Check for vulnerable dependencies (1.22.x)	31s
Check for vulnerable dependencies in sidecar (1.22.x)	20s
sidecar	0s
gotest-sidecar	0s
operator	1s
gotest	1s
test-tenant-upgrade	1s
test-tenant	1s
helm	1s
helm-floor	1s
test-cert-manager	1s
test-kes	1s
test-policy-binding	1s
test-tenant-hotfix-update	1s
	6m 19s

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