Follow-up to r38760, fix doxygen comments.
Follow-up to r38760, fix doxygen comments.

* subversion/include/svn_wc.h
  (svn_wc_get_ancestry2, svn_wc_get_ancestry): Fix comments.

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