Fix basic_tests 28 failure.
Fix basic_tests 28 failure.

* subversion/libsvn_ra_dav/util.c
  (end_err_element): Promote after all of the error response has been read.

Found by: djh
          lgo


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@862509 13f79535-47bb-0310-9956-ffa450edef68

wbond/subversion,YueLinHo/Subversion,YueLinHo/Subversion,wbond/subversion,YueLinHo/Subversion,YueLinHo/Subversion,wbond/subversion,wbond/subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,wbond/subversion,wbond/subversion,wbond/subversion,YueLinHo/Subversion