Update deploy.py to add uuid to subnet name

Author: hgullapa

healthcheck/testtools/deploy.py

@@ -1,5 +1,6 @@
 import urllib.request, json
 import azure.functions as func
+import uuid
 
 from azure.mgmt.resource.resources.models import DeploymentMode
 from azure.mgmt.compute import ComputeManagementClient
@@ -102,7 +103,7 @@ def create_vnet(credentials,
     for i in range(1, len(subnets_cidr) + 1):
 
          # Create Subnet
-         subnet_name = "subnet" + str(i)
+         subnet_name = "subnet_" + str(i) + "_" + str(uuid.uuid4())
          async_subnet_creation = network_client.subnets.create_or_update(
                                                resource_name_vnet,
                                                vnet_name,
@@ -122,4 +123,4 @@ def delete_resourcegroup(credentials, subscription_id, resource_group_name) :
     print("Deleting the deployment... \n\n")
     deployment_deletion = resource_client.resource_groups.delete(resource_group_name)
     print(deployment_deletion)
-    #return deployment_deletion
+    #return deployment_deletion