deps: update module google.golang.org/grpc to v1.63.2 #16374

Job	Run time
Prepare CI Run	4s
Unit Tests (lifecycle-operator, lifecycle-operator/)	15s
Unit Tests (metrics-operator, metrics-operator/)	28s
Build Docker Image (lifecycle-operator, lifecycle-operator/)	35s
Unit Tests (scheduler, scheduler/)	10s
Store tag of the built images	2s
Build Docker Image (metrics-operator, metrics-operator/)	33s
Build Docker Image (scheduler, scheduler/)	27s
Unit Tests (certificate-operator, keptn-cert-manager/)	25s
Build Docker Image (deno-runtime, runtimes/deno-runtime/)	21s
Build Docker Image (python-runtime, runtimes/python-runtime/)	34s
Build Docker Image (certificate-operator, keptn-cert-manager/)	35s
Component Tests / Component Tests	2m 40s
Publish helm chart changes to charts repo	0s
End to End Tests	0s
Integration Tests	0s
Load Tests	0s
	7m 9s

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