[glib] (21 commits) Non-fast-forward update to branch freeze-shenanigans

[Matthias Clasen <matthiasc src gnome org>]

The branch 'freeze-shenanigans' 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:

  0474dd3... Add a testcase for notify-in-instance-init
  27458d5... Unconditionally mark objects as in-construction
  d175e66... Handle a corner-case of notify avoidance
  cc28427... Add another testcase
  96bacd1... Handle notify freezing with custom constructors

Commits added to the branch:

  d463de0... tests: Move GObject performance tests to gobject/tests/perf (*)
  b23f937... Merge branch 'gobject-perf-tests' into 'main' (*)
  9b55841... liststore: Use g_object_class_install_properties() (*)
  17a1c29... gobject-query: Delete unused code (*)
  91ff469... gobject-query: Use proper Unicode tree drawing characters (*)
  98e6ac7... gobject-query: Remove extraneous blank line between each ou (*)
  993f3f4... gobject-query: Make a --help string slightly more helpful (*)
  ad77557... gobject-query: Print --help output to stdout rather than st (*)
  6211e25... gobject-query: Combine two identical if-branches (*)
  fbdbbfa... gobject-query: Add a --version argument (*)
  c49f481... tests: Add basic tests for gobject-query utility (*)
  6b62d63... liststore: Add "n-items" property (*)
  5184039... liststore: Add tests for n-items property (*)
  7a4ec89... listmodel: Recommend implementing properties (*)
  103a9d5... Merge branch 'gobject-query' into 'main' (*)
  c0f2774... Merge branch 'wip/otte/liststore-properties' into 'main' (*)
  292bdc5... Add a testcase for notify-in-instance-init
  5cf611d... Unconditionally mark objects as in-construction
  daf29df... Handle a corner-case of notify avoidance
  b045986... Add another testcase
  b4e5515... Handle notify freezing with custom constructors

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