[glib] (25 commits) Non-fast-forward update to branch gobject-speedup4

[Matthias Clasen <matthiasc src gnome org>]

The branch 'gobject-speedup4' 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:

  3ad0826... Don't inline deprecation warnings
  96c968d... Move deprecation warnings to object_set_property

Commits added to the branch:

  50877bb... docs: Add a roadmap policy (*)
  8764679... tests: Drop redundant collate test data files (*)
  0611999... tests: Remove various bits of overly-verbose test output (*)
  d4b882f... ci: Try reducing FD soft limit to fix valgrind tests (*)
  4282f22... tests: Fix leaks in new GDateTime file info tests (*)
  33f36af... tests: Remove an unnecessary timeout in gnotification test (*)
  69d7f8f... tests: Add no-valgrind suite to slice-known-pages test (*)
  ff7e204... glib.supp: Ignore one-time xdgmime allocations (*)
  36da115... Merge branch 'leak-fixes' into 'main' (*)
  731662a... Merge branch 'wip/pwithnall/try-fixing-valgrind-ci' into 'm (*)
  804c453... Merge branch 'test-verbose-output' into 'main' (*)
  d50bc3c... Don't copy values in g_object_new (*)
  95caffc... Don't copy values during g_object_set (*)
  149b0f0... Simplify g_object_notify_by_pspec (*)
  ec69e7c... Simplify g_object_new_with_properties (*)
  12e19ec... Update Georgian translation (*)
  1b3d5cf... Add nullable annotation to return value of `g_variant_dict_ (*)
  0629081... Merge branch 'missing-nullable' into 'main' (*)
  22fea9d... Merge branch 'gobject-speedup3' into 'main' (*)
  89f4c87... Merge branch 'roadmap-docs' into 'main' (*)
  d7ff2b3... Merge branch 'gobject-speedup5' into 'main' (*)
  3ce9237... Merge branch 'drop-collate-files' into 'main' (*)
  d730cfc... Merge branch 'gobject-speedup2' into 'main' (*)
  d97c948... Don't inline deprecation warnings
  a494094... Move deprecation warnings to object_set_property

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