K8s/Annotations: Use manager/source annotations rather than repo (#101313)

Co-authored-by: Stephanie Hingtgen <stephanie.hingtgen@grafana.com>

pkg/api/dtos/folder.go

@@ -3,6 +3,7 @@ package dtos
 import (
 	"time"
 
+	"github.com/grafana/grafana/pkg/apimachinery/utils"
 	"github.com/grafana/grafana/pkg/services/accesscontrol"
 )
 
@@ -31,7 +32,7 @@ type Folder struct {
 
 	// When the folder belongs to a repository
 	// NOTE: this is only populated when folders are managed by unified storage
-	Repository string `json:"repository,omitempty"`
+	ManagedBy utils.ManagerKind `json:"managedBy,omitempty"`
 }
 
 type FolderSearchHit struct {
@@ -42,5 +43,5 @@ type FolderSearchHit struct {
 
 	// When the folder belongs to a repository
 	// NOTE: this is only populated when folders are managed by unified storage
-	Repository string `json:"repository,omitempty"`
+	ManagedBy utils.ManagerKind `json:"managedBy,omitempty"`
 }