[gnome-music] (9 commits) Non-fast-forward update to branch wip/mschraal/type-checking

[Marinus Schraal <mschraal src gnome org>]

The branch 'wip/mschraal/type-checking' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  e1619a4... Whitespace fixes
  9f79e0c... CI: Add static type checking pass
  3abdb45... coresong: Add static type annotations
  61a6f3e... grltrackerwrapper: Cleanup timeout handling
  d17b3aa... grltrackerwrapper: Cleanup list comprehension
  4dd44e6... grltrackerwrapper: Cleanup content changed id handling
  533d504... grltrackerwrapper: Add static type annotations

Commits added to the branch:

  ea1e736... grltrackerwrapper: Fix artist queries to retrieve art (*)
  6dd7884... Whitespace fixes
  ad13883... CI: Add static type checking pass
  b710b1b... coresong: Add static type annotations
  bffc795... grltrackerwrapper: Cleanup timeout handling
  c5ff266... grltrackerwrapper: Cleanup list comprehension
  85c3a40... grltrackerwrapper: Cleanup content changed id handling
  6215918... grltrackerwrapper: Cleanup art retrieval
  d817189... grltrackerwrapper: Add static type annotations

(*) This commit already existed in another branch; no separate mail sent