Unescape the supplied wildcard pattern. Otherwise the pattern will

not always match as desired. In order to be correct and safe, the
pattern will be re-escaped for output.

PR: 12596


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@98885 13f79535-47bb-0310-9956-ffa450edef68