Fix patch version number (thanks to covener).

v2 has a format error in a hunk header.
v3 is the same patch buth with correct patch format.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.0.x@1489908 13f79535-47bb-0310-9956-ffa450edef68