Remove bazel-genfiles from .gitignore

Change-Id: I6034da103e8d24b23d7178071fa9e7dc3e234b76
diff --git a/.gitignore b/.gitignore
index bd910fd..a6ef529 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,7 +3,6 @@
 /.settings
 *.pyc
 bazel-bin
-bazel-genfiles
 bazel-out
 bazel-testlogs
 bazel-verify-status