Add 'test_run_cvp_ha_smoke'

- TEMPEST_TARGET_NODE is taken from environment-template
  class features/runtest/runtest.yaml, so this class
  is required on cfg01 node
- use self.master_minion to target salt master node,
  instead of hostname

Change-Id: Ib66cab9ffe001048dc4f4c52af2fd67ea53638ce
Related-Task: #PROD-25353
diff --git a/tcp_tests/managers/underlay_ssh_manager.py b/tcp_tests/managers/underlay_ssh_manager.py
index cf1fb2b..6b5bebb 100644
--- a/tcp_tests/managers/underlay_ssh_manager.py
+++ b/tcp_tests/managers/underlay_ssh_manager.py
@@ -571,3 +571,9 @@
         return [node_name for node_name
                 in self.node_names()
                 if node_name.startswith(target)]
+
+    def get_target_minion_ids(self, target='gtw01.'):
+        """Get all minion ids which names starts with <target>"""
+        return [minion_id for minion_id
+                in self.minion_ids()
+                if minion_id.startswith(target)]