Provisioning: add webhook support in API Server and Operator (#110673)

* Provisioning: add webhook support in API Server

* updating Extra interface

* adding extra with workers interface

* reverting extraWithWorkers in RegisterAPIService

* adding extra job worker provider

* adding new extra job provider

* Wire things differently

* Remove unused GetJobs

* Pass url variable as string

* Support webhooks in controller

* Fix condition

* Change the naming

---------

Co-authored-by: Roberto Jimenez Sanchez <roberto.jimenez@grafana.com>

pkg/registry/apis/provisioning/extra.go

@@ -3,7 +3,6 @@ package provisioning
 import (
 	"context"
 
-	"github.com/grafana/grafana/pkg/registry/apis/provisioning/jobs"
 	"k8s.io/apiserver/pkg/authorization/authorizer"
 	"k8s.io/apiserver/pkg/registry/rest"
 	"k8s.io/kube-openapi/pkg/spec3"
@@ -13,7 +12,6 @@ type Extra interface {
 	Authorize(ctx context.Context, a authorizer.Attributes) (decision authorizer.Decision, reason string, err error)
 	UpdateStorage(storage map[string]rest.Storage) error
 	PostProcessOpenAPI(oas *spec3.OpenAPI) error
-	GetJobWorkers() []jobs.Worker
 }
 
 type ExtraBuilder func(b *APIBuilder) Extra