Test overridden lxc_container_bind_mounts value

lxc_container_bind_mounts is overridden within the tests repo with
change I774343234a25063eb320cac85ba696d908f0a416.

Adjust the functional test to check for the overridden value.

Change-Id: Icaa1af40b159aaaa2b096c3148356f2d2abb38f5

tests/host_vars/container2.yml

@@ -5,9 +5,5 @@ ansible_user: root
 lxc_container_config_list:
   - "lxc.aa_profile=unconfined"
 
-lxc_container_bind_mounts:
-  - host_directory: "/openstack/{{ inventory_hostname }}/test2"
-    container_directory: "/opt/test2"
-
 # TEST FOR FIXED MAC ADDRESS
 lxc_container_fixed_mac: true

tests/test-containers-functional.yml

@@ -53,11 +53,14 @@
       command: grep "lxc.mount.entry = /openstack/container1 opt/test1 none bind 0 0" /var/lib/lxc/container1/config
 
     - name: Check for the presence of the right bound mount for container2
-      command: grep "lxc.mount.entry = /openstack/container2/test2 opt/test2 none bind 0 0" /var/lib/lxc/container2/config
+      command: grep "lxc.mount.entry = {{ development_repo_directory }} {{ development_repo_directory | relpath('/') }} none bind 0 0" /var/lib/lxc/container2/config
 
     - name: Check for the presence of the default bound mount for container3
       command: grep "lxc.mount.entry = /openstack/backup/container3" /var/lib/lxc/container3/config
 
+  vars_files:
+    - common/test-vars.yml
+
 - name: Check for the bind mount in container1
   hosts: container1
   remote_user: root