[Updater] Fix delay

am: 46f2705f

Change-Id: Idbcf653f8bebd3b235d3fd9a1b91a0d7e1cc00c5

external_updater.py

@@ -142,7 +142,7 @@ def _check_all(delay):
             # Skip sub directories.
             dirs[:] = []
             results[path] = _process_update_result(path)
-        time.sleep(delay)
+            time.sleep(delay)
     return results