add /srv/httpdconf to replace /h/w/conf/httpd

add this on tin to replace the old /h/w/ path on
fenari, which was mounted from nfs1

in I54c82e2a50 & Ie1f623e857 we rsync from it

RT #6145

Change-Id: Ia0b503d1cc3361adb855c5b837837424d053c541