chore: release scheduler 0.9.0 #12480

Job	Run time
Prepare CI Run	6s
Build Docker Image (lifecycle-operator, lifecycle-operator/)	1m 33s
Build Docker Image (metrics-operator, metrics-operator/)	7m 28s
Build Docker Image (scheduler, scheduler/)	1m 38s
Store tag of the built images	2s
Build Docker Image (deno-runtime, runtimes/deno-runtime/)	44s
Unit Tests (lifecycle-operator, lifecycle-operator/)	43s
Build Docker Image (python-runtime, runtimes/python-runtime/)	16s
Unit Tests (metrics-operator, metrics-operator/)	1m 3s
Build Docker Image (certificate-operator, keptn-cert-manager/)	1m 27s
Unit Tests (scheduler, scheduler/)	19s
Unit Tests (certificate-operator, keptn-cert-manager/)	1m 21s
Component Tests / Component Tests	2m 1s
Integration Tests	0s
Load Tests	0s
End to End Tests	0s
Performance Tests	0s
Publish helm chart changes to charts repo	0s
	18m 41s

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