Fix documentation of deprecated function.
Fix documentation of deprecated function.

* subversion/include/svn_ra.h
  (svn_ra_do_update): Mention that send_copyfrom_args is always false.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@871128 13f79535-47bb-0310-9956-ffa450edef68

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