fix(service): show how to reclaim an app data root the service refuses

When the service refuses the app data root because another uid owns it
(code 1012), show a sticky notice with the chown command for this
account. Repairing the service cannot fix this.

Refs #8026

src/services/cmds.ts

@@ -198,6 +198,10 @@ export async function takeServiceRepairNotice() {
   return invoke<boolean>('take_service_repair_notice')
 }
 
+export async function takeServiceOwnerNotice() {
+  return invoke<string | null>('take_service_owner_notice')
+}
+
 export async function takeDiscardedKeysNotice() {
   return invoke<string | null>('take_discarded_keys_notice')
 }