Fix wrong grammar
Modify 'should has' to 'should have'
@@ -1127,7 +1127,7 @@ class DS8KProxyTest(test.TestCase):
@ddt.data('25- 27-', '-25- 27', '25-27 122', '25, 26', '25-#28')
def test_get_lss_ids_for_cg_1(self, lss_range_for_cg):
- """lss_range_for_cg should has the right format."""
+ """lss_range_for_cg should have the right format."""
self.configuration.lss_range_for_cg = lss_range_for_cg
self.assertRaises(exception.InvalidParameterValue,
FakeDS8KCommonHelper, self.configuration, None)
