Revert "[tcp-qa] add 'test_mcp_os_newton_install'"

This reverts commit bcbbab3bef05692a230bc1fda55fb839dccd789e.

Reason for revert: <impossible merge in project mcp/rally-tempest>

Change-Id: Id0588ba6c1582280ed140594c3b8e667215fc626
diff --git a/tcp_tests/tests/system/test_install_mcp_sl_os.py b/tcp_tests/tests/system/test_install_mcp_sl_os.py
index ce56f7f..58ad9c7 100644
--- a/tcp_tests/tests/system/test_install_mcp_sl_os.py
+++ b/tcp_tests/tests/system/test_install_mcp_sl_os.py
@@ -69,28 +69,6 @@
 
     @pytest.mark.grab_versions
     @pytest.mark.fail_snapshot
-    def test_mcp_os_newton_install(self, underlay, openstack_deployed,
-                                   openstack_actions):
-        """Test for deploying an mcp environment and check it
-        Scenario:
-        1. Prepare salt on hosts
-        2. Setup controller nodes
-        3. Setup compute nodes
-        4. Run tempest
-
-        """
-        openstack_actions._salt.local(
-            tgt='*', fun='cmd.run',
-            args='service ntp stop; ntpd -gq; service ntp start')
-
-        if settings.RUN_TEMPEST:
-            openstack_actions.run_tempest(pattern=settings.PATTERN,
-                                          conf_name='lvm_mcp_newton.conf')
-            openstack_actions.download_tempest_report()
-        LOG.info("*************** DONE **************")
-
-    @pytest.mark.grab_versions
-    @pytest.mark.fail_snapshot
     def test_mcp_sl_os_install(self, underlay, config, openstack_deployed,
                                stacklight_deployed, openstack_actions):
         """Test for deploying an mcp environment and check it