contrithanks.sh: do the same github fix as contributors.sh

from 1577bfa3

scripts/contrithanks.sh

@@ -6,7 +6,7 @@
 #                            | (__| |_| |  _ <| |___
 #                             \___|\___/|_| \_\_____|
 #
-# Copyright (C) 2013-2015, Daniel Stenberg, <daniel@haxx.se>, et al.
+# Copyright (C) 2013-2016, Daniel Stenberg, <daniel@haxx.se>, et al.
 #
 # This software is licensed as described in the file COPYING, which
 # you should have received as part of this distribution. The terms
@@ -41,7 +41,7 @@ cut -d: -f2- | \
 cut '-d<' -f1 | \
 tr , '\012' | \
 sed 's/ and /\n/' | \
-sed -e 's/^ //' -e 's/ $//g'
+sed -e 's/^ //' -e 's/ $//g' -e 's/@users.noreply.github.com$/ on github/'
 
 # grep out the list of names from RELEASE-NOTES
 # split on ", "
@@ -54,4 +54,4 @@ sed 's/^ *//'
 sed -f ./docs/THANKS-filter | \
 grep ' ' | \
 sort -fu | \
-grep -xvf ./docs/THANKS 
+grep -xvf ./docs/THANKS