Automated change: Fix sanity tests

src/python/grpcio/_spawn_patch.py

diff --git a/src/python/grpcio/_spawn_patch.py b/src/python/grpcio/_spawn_patch.py
index 71cf771..cb1f909 100644
--- a/src/python/grpcio/_spawn_patch.py
+++ b/src/python/grpcio/_spawn_patch.py
@@ -61,4 +61,4 @@
 def monkeypatch_spawn():
     """Monkeypatching is dumb, but it's either that or we become maintainers of
     something much, much bigger."""
-    ccompiler.CCompiler.spawn = _commandfile_spawn
\ No newline at end of file
+    ccompiler.CCompiler.spawn = _commandfile_spawn