Merge branch 'docs-missing-bracket' into 'master'

[Docs] Add missing bracket in config example

See merge request !984

docs/dev/06_merging_app_settings.rst

@@ -23,3 +23,4 @@ the following into your ``settings.py``::
             "HOST": "127.0.0.1",
             "PORT": 5432,
         }
+    }