Use testing K-A branch

Author: seunghun1ee

etc/kayobe/stackhpc.yml

@@ -160,7 +160,7 @@ stackhpc_kolla_source_version: test-mariadb-11-4
 
 # Kolla Ansible source repository.
 stackhpc_kolla_ansible_source_url: "https://github.com/stackhpc/kolla-ansible"
-stackhpc_kolla_ansible_source_version: stackhpc/20.1.0.13
+stackhpc_kolla_ansible_source_version: epoxy-mariadb-11-4-test
 
 ###############################################################################
 # Container image registry
@@ -184,7 +184,7 @@ stackhpc_enable_kayobe_check: true
 
 # Whether or not to check the installed Kolla-Ansible version when running Kayobe commands.
 # Default is true.
-stackhpc_enable_kolla_ansible_check: true
+stackhpc_enable_kolla_ansible_check: false
 
 ###############################################################################
 # Octavia Amphora image