handle the SERVER_IDLE_KILL state in some of the ExtendedStatus=On

output

I don't have 100% confidence in my guess as to why some of the state labels
are in bold and some aren't (e.g., "<b>Write</b>" vs. "Graceful".  Hopefully
any rhyme or reason to it is maintained with my change.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@89249 13f79535-47bb-0310-9956-ffa450edef68