Updated OWNERS file and changed email to the link for Mailing List

Change-Id: I50f8e92d1e952d626f99f9dbd33c14426fb53c62
diff --git a/camera/README.md b/camera/README.md
index 8ea1e6d..d58e780 100644
--- a/camera/README.md
+++ b/camera/README.md
@@ -18,4 +18,4 @@
 [File a new
 bug](https://issuetracker.google.com/issues/new?component=618491&template=1257717)
 
-[Email us](mailto:[email protected])
+[Mailing List](http://g.co/camerax/developers)