Remove sl deploy from smoke test

Also add missed import into decapot manager

Change-Id: I39bbca3b86227fca19a4bd963fbc8bbddeb885e1
Reviewed-on: https://review.gerrithub.io/379298
Reviewed-by: Tatyanka Leontovich <tleontovich@mirantis.com>
Tested-by: Tatyanka Leontovich <tleontovich@mirantis.com>
diff --git a/tcp_tests/managers/decapod_manager.py b/tcp_tests/managers/decapod_manager.py
index 0206bea..6390b79 100644
--- a/tcp_tests/managers/decapod_manager.py
+++ b/tcp_tests/managers/decapod_manager.py
@@ -12,6 +12,7 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+from tcp_tests.helpers import ext
 from tcp_tests.managers.execute_commands import ExecuteCommandsMixin