Follow-up to r27029: Remove some spurious os.path.join calls.
Follow-up to r27029: Remove some spurious os.path.join calls.

* subversion/bindings/swig/python/tests/client.py
  (test_checkout, test_url_from_path, test_uuid_from_path): Remove 
   os.path.join.

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