Fix the URL format for GitWeb raw file URL masks.

Review Request #6775 — Created Jan. 14, 2015 and submitted — Latest diff uploaded

Information

Review Board
release-2.0.x
7ff27bc...

Reviewers

GitWeb-backed Git repositories had to be configured with a particular
URL, but the format we provided for the URL was incorrect. The hb=
parameter was given, but it should have been h=.

This updates the docs and the example to use the correct parameter.

Built the docs and saw the correct URLs.