Remove gibfahn from TSC mailing list

PR-URL: nodejs/email#114
Refs: nodejs/node#23238
Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com>

Author: gibfahn

iojs.org/aliases.json

@@ -10,7 +10,6 @@
       "fishrock123@rocketmail.com",
       "franziska.hinkelmann@gmail.com",
       "gabriel.schulhof@intel.com",
-      "gibfahn@gmail.com",
       "jasnell@gmail.com",
       "joyeec9h3@gmail.com",
       "matteo.collina@gmail.com",