chore(logs): report warning on missing filestore object

rhodecode/apps/file_store/views.py

@@ -57,8 +57,8 b' class FileStoreView(BaseAppView):'
     def _serve_file(self, file_uid):
         if not self.storage.exists(file_uid):
             store_path = self.storage.store_path(file_uid)
-            log.debug('File with FID:%s not found in the store under `%s`',
-                      file_uid, store_path)
+            log.warning('File with FID:%s not found in the store under `%s`',
+                        file_uid, store_path)
             raise HTTPNotFound()
 
         db_obj = FileStore.get_by_store_uid(file_uid, safe=True)