Update the TF Group link

Author: 8bitmp3

site/en/community/contribute/code.md

@@ -34,7 +34,8 @@ workflow, and for the core devs to become acquainted with the contributor.
 
 If you are interested in recruiting a team to help tackle a large-scale problem
 or a new feature, please email the
-[[email protected]](https://groups.google.com/a/tensorflow.org/g/developers) group and review our current list of RFCs.
+[developers@ group](https://groups.google.com/a/tensorflow.org/g/developers)
+and review our current list of RFCs.
 
 ## Code review