Remove an unused baton member.
Remove an unused baton member.

* subversion/libsvn_wc/update_editor.c
  (struct edit_baton): Remove unused 'depth_is_sticky' member.
  (make_editor): Stop populating now-absent baton member.

Suggested by: glasser

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion