[vala] (11 commits) Non-fast-forward update to branch wip/gtask

[Rico Tzschichholz <ricotz src gnome org>]

The branch 'wip/gtask' 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:

  1561cf4... codegen: Use GTask instead of GSimpleAsyncResult if 2.36 ta
  758c311... ONLY FOR TESTING - Require and target glib >= 2.36

Commits added to the branch:

  cccf2ad... Transform CCode*'s "deprecated" into using CCodeNode's "mod (*)
  a9677aa... Move "blurb", "nick" and "notify" into Property (*)
  9eebc7c... ccode: Fix and disable deprecating EnumValue (*)
  3a008d0... codegen: Don't write declaration of CreationMethod for comp (*)
  310ffbe... tests: Enable -Werror=redundant-decls (*)
  57b711e... Fix build with -Werror=enum-compare (*)
  be86586... Fix build with -Werror=redundant-decls (*)
  4dba5a5... gtk+-4.0: Update to 3.89.0+2520662d (*)
  da33aae... vapi: Update GIR-based bindings (*)
  41b0bbe... codegen: Use GTask instead of GSimpleAsyncResult if 2.36 ta
  71b8cff... ONLY FOR TESTING - Require and target glib >= 2.36

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