docs: restructure content #11883

Job	Run time
Prepare CI Run	7s
Store tag of the built images	2s
Build Docker Image (lifecycle-operator, lifecycle-operator/)	1m 27s
Build Docker Image (metrics-operator, metrics-operator/)	2m 11s
Unit Tests (lifecycle-operator, lifecycle-operator/)	59s
Build Docker Image (scheduler, scheduler/)	1m 52s
Unit Tests (metrics-operator, metrics-operator/)	1m 0s
Build Docker Image (deno-runtime, runtimes/deno-runtime/)	38s
Unit Tests (scheduler, scheduler/)	31s
Unit Tests (certificate-operator, klt-cert-manager/)	21s
Build Docker Image (python-runtime, runtimes/python-runtime/)	29s
Build Docker Image (certificate-operator, klt-cert-manager/)	1m 27s
Component Tests / Component Tests	2m 7s
Publish helm chart changes to charts repo	0s
Performance Tests / Performance Tests	1m 47s
Load Tests / Run load Tests	7m 8s
End to End Tests / Run E2E Tests (lifecycle-operator, lifecycle-operator/)	1m 46s
End to End Tests / Run E2E Tests (scheduler, scheduler/)	2m 56s
Integration Tests (gates_off, allowed_ns_off) / Run Integration Tests	9m 15s
Integration Tests (gates_off, allowed_ns_on) / Run Integration Tests	3m 32s
Integration Tests (gates_on, allowed_ns_off) / Run Integration Tests	10m 7s
Integration Tests (gates_on, allowed_ns_on) / Run Integration Tests	3m 23s
	53m 5s

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