Shipyard fix

This PS has to fix select tasks by id action.

Change-Id: I6503a48fb43793b2aae91dc7e5549f6bc3818d4a

src/bin/shipyard_airflow/shipyard_airflow/db/airflow_db.py

@@ -173,7 +173,6 @@ class AirflowDbAccess(DbAccess):
         ORDER BY
             priority_weight desc,
             start_date
-        LIMIT 1
     ''')
 
     UPDATE_DAG_RUN_STATUS = sqlalchemy.sql.text('''

tools/gate/playbooks/airskiff-deploy.yaml

@@ -13,6 +13,7 @@
 # limitations under the License.
 
 - hosts: primary
+
   roles:
     - clear-firewall
     - bindep