Update project badges to show deprecated stage (#52)

Author: frenck

README.md

@@ -134,7 +134,7 @@ SOFTWARE.
 [maintenance-shield]: https://img.shields.io/maintenance/yes/2021.svg
 [patreon-shield]: https://frenck.dev/wp-content/uploads/2019/12/patreon.png
 [patreon]: https://www.patreon.com/frenck
-[project-stage-shield]: https://img.shields.io/badge/project%20stage-experimental-yellow.svg
+[project-stage-shield]: https://img.shields.io/badge/project%20stage-%20!%20DEPRECATED%20%20%20!-ff0000.svg
 [reddit]: https://reddit.com/r/homeassistant
 [releases-shield]: https://img.shields.io/github/release/hassio-addons/addon-adb.svg
 [releases]: https://github.com/hassio-addons/addon-adb/releases

adb/.README.j2

@@ -79,6 +79,6 @@ If you are more interested in stable releases of our add-ons:
 [maintenance-shield]: https://img.shields.io/maintenance/yes/2021.svg
 [patreon-shield]: https://frenck.dev/wp-content/uploads/2019/12/patreon.png
 [patreon]: https://www.patreon.com/frenck
-[project-stage-shield]: https://img.shields.io/badge/project%20stage-experimental-yellow.svg
+[project-stage-shield]: https://img.shields.io/badge/project%20stage-%20!%20DEPRECATED%20%20%20!-ff0000.svg
 [release-shield]: https://img.shields.io/badge/version-{{ version }}-blue.svg
 [release]: {{ repo }}/tree/{{ version }}