Make AWX enabling/disabling consistent with other playbook roles

That is:
- enabled in the role by default
- disabled in the compilation (playbook), if considered an optional
component

group_vars/matrix_servers

@@ -35,6 +35,9 @@ matrix_homeserver_container_url: "{{ 'http://matrix-nginx-proxy:12080' if matrix
 #
 ######################################################################
 
+# We don't enable AWX support by default.
+matrix_awx_enabled: false
+
 matrix_nginx_proxy_data_path: "{{ '/chroot/website' if (matrix_awx_enabled and not matrix_nginx_proxy_base_domain_homepage_enabled) else (matrix_nginx_proxy_base_path + '/data') }}"
 matrix_nginx_proxy_data_path_in_container: "{{ '/nginx-data/matrix-domain' if (matrix_awx_enabled and not matrix_nginx_proxy_base_domain_homepage_enabled) else '/nginx-data' }}"
 

roles/matrix-awx/defaults/main.yml

@@ -1,2 +1 @@
-
+matrix_awx_enabled: true
-matrix_awx_enabled: false