Add prettier (in pre-commit and CI) (#33693)

* Add prettier (in pre-commit and CI)

* Make all file prettier

* Change order

* Add to Azure Pipelines

* Fix a YAML file prettier caught as invalid

* Remove flow mapping using curly braces from all YAML service files

homeassistant/components/binary_sensor/strings.json

@@ -87,7 +87,6 @@
       "not_opened": "{entity_name} closed",
       "turned_on": "{entity_name} turned on",
       "turned_off": "{entity_name} turned off"
-
     }
   }
 }