Fix cmd for full tempest test run

In latest image (based on tempest 16) parameters for tests run are chnaged,
so that to run full test set we need  to pass it in SET var in cmd

Change-Id: I6211621644621ed8ac8d182bdbda36372f9ce9f9
diff --git a/tcp_tests/managers/openstack_manager.py b/tcp_tests/managers/openstack_manager.py
index 4fe3926..24971b8 100644
--- a/tcp_tests/managers/openstack_manager.py
+++ b/tcp_tests/managers/openstack_manager.py
@@ -65,6 +65,7 @@
             cmd = ("docker run --rm --net=host  "
                    "-e TEMPEST_CONF={0} "
                    "-e SKIP_LIST=mcp_skip.list "
+                   "-e SET=full "
                    "-e SOURCE_FILE=keystonercv3  "
                    "-v /root/:/home/rally {2} "
                    "-v /etc/ssl/certs/:/etc/ssl/certs/ >> image.output"