deps: update anchore/sbom-action action to v0.15.8 #14211

Job	Run time
Prepare CI Run	4s
Unit Tests (lifecycle-operator, lifecycle-operator/)	58s
Build Docker Image (lifecycle-operator, lifecycle-operator/)	2m 27s
Store tag of the built images	3s
Unit Tests (metrics-operator, metrics-operator/)	53s
Build Docker Image (metrics-operator, metrics-operator/)	3m 32s
Unit Tests (scheduler, scheduler/)	31s
Build Docker Image (scheduler, scheduler/)	2m 58s
Unit Tests (certificate-operator, keptn-cert-manager/)	26s
Build Docker Image (deno-runtime, runtimes/deno-runtime/)	34s
Build Docker Image (python-runtime, runtimes/python-runtime/)	30s
Build Docker Image (certificate-operator, keptn-cert-manager/)	2m 12s
Component Tests / Component Tests	2m 15s
Publish helm chart changes to charts repo	0s
Load Tests / Run load Tests	6m 51s
End to End Tests / Run E2E Tests (lifecycle-operator, lifecycle-operator/)	2m 52s
End to End Tests / Run E2E Tests (scheduler, scheduler/)	3m 48s
Integration Tests (gates_off, allowed_ns_off) / Run Integration Tests	9m 57s
Integration Tests (gates_off, allowed_ns_off) / Run Chainsaw Tests	9m 4s
Integration Tests (gates_off, allowed_ns_on) / Run Integration Tests	3m 7s
Integration Tests (gates_off, allowed_ns_on) / Run Chainsaw Tests	3m 1s
Integration Tests (gates_on, allowed_ns_off) / Run Integration Tests	12m 23s
Integration Tests (gates_on, allowed_ns_off) / Run Chainsaw Tests	10m 33s
Integration Tests (gates_on, allowed_ns_on) / Run Chainsaw Tests	3m 2s
Integration Tests (gates_on, allowed_ns_on) / Run Integration Tests	3m 6s
	1h 25m 7s

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