No function changes. Cleanup console command cleanup

app/Console/Commands/UserMakeAdmin.php

@@ -27,12 +27,14 @@ class UserMakeAdmin extends Command
 	 *
 	 * @return int
 	 */
-	public function handle()
+	public function handle(): int
 	{
 		$o = User::where('email',$this->argument('email'))->firstOrfail();
 		$o->admin = ! $o->admin;
 		$o->save();
 
 		$this->info(sprintf('User [%s] %s an admin',$o->email,$o->admin ? 'IS' : 'is NOT'));
+
+		return self::SUCCESS;
 	}
 }