Update setup-commit-queue.sh for github repo. Also remove Bugzilla credentials, since commit-queue bots in new EWS don't interact directly with bugzilla (the ews server handles all bugzilla communication).
Created attachment 417964 [details] Patch
<rdar://problem/73403026>
Committed r271716: <https://trac.webkit.org/changeset/271716> All reviewed patches have been landed. Closing bug and clearing flags on attachment 417964 [details].