Fix order of argument in assertEqual
Fix order of argument in assertEqual

Some tests of recordset used incorrect argument
order in assertEqual(observed, expected).
The correct order expected by testtools is
assertEqual(expected, observed)

Change-Id: I4eb74da35490e09738411d185af817efd7f4faa2
Partial-Bug: #1259292

muraliselva10/designate,openstack/designate,grahamhayes/designate,openstack/designate,grahamhayes/designate,muraliselva10/designate,openstack/designate,muraliselva10/designate,grahamhayes/designate