Correct the title of the <note> about the scope of AllowOverride,

and also remove the comment about the context being incorrect.
The "help" link for "Context" tells you to consult sections.xml
for exceptions, and this is documented there.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@97582 13f79535-47bb-0310-9956-ffa450edef68