[Android] Allow sorting albums by artists

[Nicolas Pomepuy]

vlc-android | branch: 3.3.x | Nicolas Pomepuy <nicolas at videolabs.io> | Thu Jan 14 10:24:27 2021 +0100| [c8223c87eff7ee54a78eeca01f365ea23648379a] | committer: Nicolas Pomepuy

Allow sorting albums by artists

Fixes #1410

(cherry picked from commit 4ef3cf093f96c4bd9275849a879c9b7b63bc822b)

> https://code.videolan.org/videolan/vlc-android/commit/c8223c87eff7ee54a78eeca01f365ea23648379a
---

 .../org/videolan/vlc/providers/medialibrary/AlbumsProvider.kt  |  1 +
 .../vlc-android/src/org/videolan/vlc/util/ModelsHelper.kt      |  5 +++--
 .../src/org/videolan/medialibrary/interfaces/media/Album.java  |  6 +++++-
 .../src/org/videolan/medialibrary/media/AlbumImpl.java         |  6 +++---
 .../src/org/videolan/medialibrary/stubs/StubAlbum.java         |  4 ++--
 .../src/org/videolan/medialibrary/stubs/StubArtist.java        |  6 +++---
 .../src/org/videolan/medialibrary/stubs/StubDataSource.java    | 10 +++++-----
 .../src/org/videolan/medialibrary/stubs/StubMedialibrary.java  |  2 +-
 8 files changed, 23 insertions(+), 17 deletions(-)

Diff:   https://code.videolan.org/videolan/vlc-android/commit/c8223c87eff7ee54a78eeca01f365ea23648379a