Grafana Build: Sync Grafana versioning changes from build-pipeline (#53522)

* Sync version changes

(cherry picked from commit fb449ba0376cd7d86928e8b08ef77a851488604b)

Sync version refactoring changes

* Update grabpl

pkg/build/cmd/buildbackend.go

@@ -37,9 +37,9 @@ func BuildBackend(ctx *cli.Context) error {
 		}
 	)
 
-	mode, err := config.GetVersion(metadata.ReleaseMode)
+	mode, err := config.GetVersion(metadata.ReleaseMode.Mode)
 	if err != nil {
-		return fmt.Errorf("could not get version / package info for mode '%s': %w", metadata.ReleaseMode, err)
+		return fmt.Errorf("could not get version / package info for mode '%s': %w", metadata.ReleaseMode.Mode, err)
 	}
 
 	const grafanaDir = "."

pkg/build/cmd/builddocker.go

@@ -21,7 +21,7 @@ func BuildDocker(c *cli.Context) error {
 	}
 
 	useUbuntu := c.Bool("ubuntu")
-	verMode, err := config.GetVersion(metadata.ReleaseMode)
+	verMode, err := config.GetVersion(metadata.ReleaseMode.Mode)
 	if err != nil {
 		return err
 	}

pkg/build/cmd/buildinternalplugins.go

@@ -22,7 +22,7 @@ func BuildInternalPlugins(c *cli.Context) error {
 	if err != nil {
 		return err
 	}
-	verMode, err := config.GetVersion(metadata.ReleaseMode)
+	verMode, err := config.GetVersion(metadata.ReleaseMode.Mode)
 	if err != nil {
 		return err
 	}