Added fixed_network_name to the tempest clean yaml

Related-PROD: PROD-37187
Change-Id: Icc8e7094a273dd232e4d2706c98182f0c92de6b0
diff --git a/k8s/yamls/tempest_custom.yaml.clean b/k8s/yamls/tempest_custom.yaml.clean
index 6a65e4f..8002488 100644
--- a/k8s/yamls/tempest_custom.yaml.clean
+++ b/k8s/yamls/tempest_custom.yaml.clean
@@ -7,6 +7,7 @@
     disable_ssl_certificate_validation: true
 compute:
     volume_device_name: vdb
+    fixed_network_name: cvp.net.1
 heat_plugin:
     floating_network_name: public_net_name
     network_for_ssh: public_net_name