Update ns_topology and multivim_vm_status DAGs to disable overlapped execution

Change-Id: Idbfa27879a3604e45cf4c92270c4c86de48bca93
Signed-off-by: garciadeblas <gerardo.garciadeblas@telefonica.com>
diff --git a/src/osm_ngsa/dags/multivim_vm_status.py b/src/osm_ngsa/dags/multivim_vm_status.py
index 3cedabc..454f384 100644
--- a/src/osm_ngsa/dags/multivim_vm_status.py
+++ b/src/osm_ngsa/dags/multivim_vm_status.py
@@ -70,6 +70,7 @@
         },
         description=dag_description,
         is_paused_upon_creation=False,
+        max_active_runs=1,
         # schedule_interval=timedelta(minutes=SCHEDULE_INTERVAL),
         schedule_interval=f"*/{SCHEDULE_INTERVAL} * * * *",
         start_date=datetime(2022, 1, 1),
diff --git a/src/osm_ngsa/dags/ns_topology.py b/src/osm_ngsa/dags/ns_topology.py
index 0fc20c3..7d2af07 100644
--- a/src/osm_ngsa/dags/ns_topology.py
+++ b/src/osm_ngsa/dags/ns_topology.py
@@ -42,6 +42,7 @@
     },
     description="NS topology",
     is_paused_upon_creation=False,
+    max_active_runs=1,
     # schedule_interval=timedelta(minutes=SCHEDULE_INTERVAL),
     schedule_interval=f"*/{SCHEDULE_INTERVAL} * * * *",
     start_date=datetime(2022, 1, 1),