When merging in the patch for ASTERISK-22728, the UPGRADE.txt file was changed
incorrectly. That change should have gone into ASTERISK-11.txt.
This commit is to fix that.
Also, another comment in the UPGRADE-11.txt was missing and this commit adds
that as well.
........
Merged revisions 402115 from http://svn.asterisk.org/svn/asterisk/branches/12
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@402117 65c4cc65-6c06-0410-ace0-fbb531ad65f3