[merge][#343928] bzr log --gnu-changelog documentation only change

[Bundle Buggy]

Bundle Buggy has detected this merge request.

For details, see: 
http://bundlebuggy.aaronbentley.com/project/bzr/request/%3C877B00CA-A001-4A0E-8386-83020E60392C%40real-time.com%3E
Project: Bazaar