mod_proxy: Fix ProxyRemoteMatch directive.

MFC: 151248
PR: 33170
Submitted by: Rici Lake <rici ricilake.net>
Reviewed by: jerenkrantz, trawick, fielding, pquerna


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.0.x@151376 13f79535-47bb-0310-9956-ffa450edef68