The /a suffix in the hots URL is not necessary as the gerrit_util adds it by
default to authenticate. Having it hard-coded in the example can be misleading.

Bug: 685318
Change-Id: I333cd8b2aa9020aadfd186f2e18fbff0aa917681
Reviewed-on: https://chromium-review.googlesource.com/564611Reviewed-by: Andrii Shyshkalov <tandrii@chromium.org>
Commit-Queue: Michael Achenbach <machenbach@chromium.org>