Fix the revision in version.h.

Revision r727 didn't set the number correctly, so r728 got it wrong too.

BUG=none
TEST=none
Review URL: http://codereview.appspot.com/4879044

git-svn-id: https://angleproject.googlecode.com/svn/trunk@729 736b8ea6-26fd-11df-bfd4-992fa37f6226
1 file changed