Fix the failure to store auth data in new directories during update.
Fix the failure to store auth data in new directories during update.

* subversion/libsvn_wc/update_editor.c (prep_directory): Use the edit
  baton's access baton's pool for opening the new access baton.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@843414 13f79535-47bb-0310-9956-ffa450edef68

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