feat: PostDelete hook support #25910

Job	Run time
Build, test & lint UI code	1m 33s
Build & cache Go code	2m 42s
Ensure Go modules synchronicity	14s
Check changes to generated code	9m 15s
Lint Go code	1m 0s
Run unit tests with -race for Go packages	7m 50s
Run unit tests for Go packages	4m 2s
Run end-to-end tests (v1.28.2)	43m 45s
Run end-to-end tests (v1.27.6)	44m 25s
Run end-to-end tests (v1.26.9)	44m 2s
Run end-to-end tests (v1.25.14)	45m 53s
Process & analyze test artifacts	24s
	3h 25m 5s

Provide feedback