feat(auto-music-downloader) Add auto-music-downloader (#1902)

* initial commit

* Enums and add icon

* Add some docs

* Fix values

* Remove licence, correct questions.yaml.

* Update docs/manual/default-ports.md

Co-authored-by: Stavros Kois <47820033+stavros-k@users.noreply.github.com>

* Update charts/incubator/amd-automatic-music-downloader/values.yaml

Co-authored-by: Stavros Kois <47820033+stavros-k@users.noreply.github.com>

* Update charts/incubator/amd-automatic-music-downloader/values.yaml

Thanks

Co-authored-by: Stavros Kois <47820033+stavros-k@users.noreply.github.com>

* Update charts/incubator/amd-automatic-music-downloader/values.yaml

Co-authored-by: Stavros Kois <47820033+stavros-k@users.noreply.github.com>

* Update charts/incubator/amd-automatic-music-downloader/Chart.yaml

* Update charts/incubator/amd-automatic-music-downloader/Chart.yaml

* Update charts/incubator/amd-automatic-music-downloader/questions.yaml

* Update charts/incubator/amd-automatic-music-downloader/values.yaml

* Update charts/incubator/amd-automatic-music-downloader/questions.yaml

* Update charts/incubator/amd-automatic-music-downloader/Chart.yaml

* rename folder

* Remove *.md files, helmignore. Rename app.

* use digest-pinning

* Update charts/incubator/automatic-music-downloader/questions.yaml

Co-authored-by: Stavros Kois <47820033+stavros-k@users.noreply.github.com>

* Fix version to 1.0.0.
Fix over long enum descriptions,
multiline some descriptions.

* Reset auto gen appVersion.
Set version to 0.0.1.

* Update image tag

* Update charts/incubator/automatic-music-downloader/values.yaml

Co-authored-by: Matt Haddock <matthewha@graphcore.ai>
Co-authored-by: Stavros Kois <47820033+stavros-k@users.noreply.github.com>
Co-authored-by: Kjeld Schouten-Lebbing <kjeld@schouten-lebbing.nl>

docs/apps/app-requests.md

@@ -517,3 +517,4 @@ _These Apps have specific requirements or need specific customisation and care_
 - [x] LinkAce #1020
 - [x] Photoview #293
 - [x] Librephotos #293
+- [x] AMD - Automated Music Downloader