App platform: Add cleanup job for dashboards when going through /apis (kubectl) (#102506)

* Add dashboard cleanup job

Change log message

Adjust logic to account for new head RV logic

Don't update lastResourceVersion due to pagination

Save improvements

* Address review feedback

* Update docs.

* Remove docs

* Rename config

---------

Co-authored-by: Marco de Abreu <18629099+marcoabreu@users.noreply.github.com>

pkg/services/ngalert/testutil/testutil.go

@@ -8,6 +8,8 @@ import (
 
 	"github.com/grafana/grafana/pkg/bus"
 	"github.com/grafana/grafana/pkg/infra/db"
+	"github.com/grafana/grafana/pkg/infra/kvstore"
+	"github.com/grafana/grafana/pkg/infra/serverlock"
 	"github.com/grafana/grafana/pkg/infra/tracing"
 	"github.com/grafana/grafana/pkg/services/accesscontrol"
 	acmock "github.com/grafana/grafana/pkg/services/accesscontrol/mock"
@@ -67,6 +69,8 @@ func SetupDashboardService(tb testing.TB, sqlStore db.DB, fs *folderimpl.Dashboa
 		foldertest.NewFakeService(), folder.NewFakeStore(),
 		nil, client.MockTestRestConfig{}, nil, quotaService, nil, nil, nil,
 		dualwrite.ProvideTestService(), sort.ProvideService(),
+		serverlock.ProvideService(sqlStore, tracing.InitializeTracerForTest()),
+		kvstore.NewFakeKVStore(),
 	)
 	require.NoError(tb, err)
 	dashboardService.RegisterDashboardPermissions(dashboardPermissions)