use standard indentation (#2005) (#2025)

(cherry picked from commit ac793d2)

Co-authored-by: Douglas Griffith <[email protected]>

Author: patchback[bot]

docs/docsite/rst/playbook_guide/playbooks_variables.rst

@@ -85,15 +85,15 @@ If you use a variable without quotes like this:
 
     - hosts: app_servers
       vars:
-          app_path: {{ base_path }}/22
+        app_path: {{ base_path }}/22
 
 You will see: ``ERROR! Syntax Error while loading YAML.`` If you add quotes, Ansible works correctly:
 
 .. code-block:: yaml+jinja
 
     - hosts: app_servers
       vars:
-           app_path: "{{ base_path }}/22"
+        app_path: "{{ base_path }}/22"
 
 .. _boolean_variables: