Fix Windows test failures.
Fix Windows test failures.

* subversion/tests/libsvn_wc/translate-tests.c
  (substitute_and_verify): Clean up after possibly failed tests.

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