Fix config style for new Supervisor/Hardware (#1825)

* New Supervisor Hardware

* Update more changelogs

* fix version

* Fix boot

* fix application

mariadb/config.json

@@ -6,7 +6,6 @@
   "url": "https://github.com/home-assistant/hassio-addons/tree/master/mariadb",
   "arch": ["armhf", "armv7", "aarch64", "amd64", "i386"],
   "startup": "system",
-  "boot": "auto",
   "init": false,
   "timeout": 20,
   "services": ["mysql:provide"],