Removed stray tab.

Author: tswast

runtimeconfig/google/cloud/runtimeconfig/variable.py

@@ -167,7 +167,7 @@ def exists(self, client=None):
             return False
 
     def reload(self, client=None, fields=None):
-	"""API call:  reload the variable via a ``GET`` request.
+        """API call:  reload the variable via a ``GET`` request.
 
         This method will reload the newest data for the variable.