Change parameter order to match our coding standard.
Change parameter order to match our coding standard.

* subversion/libsvn_fs_fs/fs_fs.c
  (read_revprop_generation): put output parameter first in signature
  (revision_proplist): adapt caller

Found by: blair

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