* subversion/libsvn_subr/io.c: Fix obvious typo in an error message   introduced at r17081.
* subversion/libsvn_subr/io.c: Fix obvious typo in an error message
  introduced at r17081.

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