Small consistency changes

src/events/gameMaster/assetManager/tile/upload.ts

@@ -34,10 +34,10 @@ export default class TileUploadEvent extends BaseEvent {
 
       await Promise.all(uploadPromises)
 
-      callback(true)
+      return callback(true)
     } catch (error) {
       this.logger.error('Error uploading tile:', error)
-      callback(false)
+      return callback(false)
     }
   }
 }