Fix typo from manual application of the Mac OS classic patch.
Fix typo from manual application of the Mac OS classic patch.

libexpat/libexpat,libexpat/libexpat,tiran/expat,libexpat/libexpat,tiran/expat,libexpat/libexpat,libexpat/libexpat,libexpat/libexpat,tiran/expat,tiran/expat