mod_dav: Ensure URI is correctly uriencoded on return. PR 54611

trunk patch: http://svn.apache.org/r1476621
Submitted by: Timothy Wood <tjw omnigroup.com>
Reviewed by: minfrin, jim, covener


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.4.x@1485721 13f79535-47bb-0310-9956-ffa450edef68