Change designate_backend from queens_dvr to bind

Related-Prod: PROD-36426
Change-Id: I0b2a7ad53f186ed707631ce1fbc44787eae84399
diff --git a/tcp_tests/templates/heat-cicd-queens-dvr-sl/salt-context-cookiecutter.yaml b/tcp_tests/templates/heat-cicd-queens-dvr-sl/salt-context-cookiecutter.yaml
index 86344d9..d53bbca 100644
--- a/tcp_tests/templates/heat-cicd-queens-dvr-sl/salt-context-cookiecutter.yaml
+++ b/tcp_tests/templates/heat-cicd-queens-dvr-sl/salt-context-cookiecutter.yaml
@@ -323,7 +323,7 @@
   openstack_barbican_node03_address: 10.167.4.47
   openstack_barbican_node03_hostname: kmn03
 
-  designate_backend: powerdns
+  designate_backend: 'bind'
   designate_enabled: 'True'
   openstack_dns_node01_address: 10.167.4.113
   openstack_dns_node02_address: 10.167.4.114