Tweak syntax and docs for vhosts config.

tasks/vhosts.yml

@@ -4,15 +4,13 @@
     path: "{{ nginx_default_vhost_path }}"
     state: absent
   when: nginx_remove_default_vhost
-  notify:
-    - reload nginx
+  notify: reload nginx
 
-- name: Create nginx_vhost_path directory.
+- name: Ensure nginx_vhost_path exists.
   file:
     path: "{{ nginx_vhost_path }}"
     state: directory
-  notify:
-    - reload nginx
+  notify: reload nginx
 
 - name: Add managed vhost config file (if any vhosts are configured).
   template:
@@ -20,13 +18,11 @@
     dest: "{{ nginx_vhost_path }}/{{ nginx_vhosts_filename }}"
     mode: 0644
   when: nginx_vhosts|length > 0
-  notify:
-    - reload nginx
+  notify: reload nginx
 
 - name: Remove managed vhost config file (if no vhosts are configured).
   file:
     path: "{{ nginx_vhost_path }}/{{ nginx_vhosts_filename }}"
     state: absent
   when: nginx_vhosts|length == 0
-  notify:
-    - reload nginx
+  notify: reload nginx