Skip test_rescope_token

There are several problems with revocation events in Keystone and
the test is currently failing on postgres. There's several fixes
proposed in Keystone to fix these but until they're merged this
test isn't working.

Change-Id: I9182d542fae0b4a5280dc482300203f84c8f4d8c
Closes-Bug: #1351026
1 file changed