Fix a sandbox violation in prop_tests.py 35.
Fix a sandbox violation in prop_tests.py 35.

* subversion/tests/cmdline/prop_tests.py
  (propget_redirection): Consult the controlled test-suite runtime
    config when invoking 'svn' directly.

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