[glib] (9 commits) ...Merge branch 'main' into 'main'

[Philip Withnall <pwithnall src gnome org>]

Summary of changes:

  0786031... g_test_run: Introduce a clean up path once test suite ran
  f0c0d8b... glib/gtestutils: Introduce and use a g_test_case_free funct
  353f0b5... glib/gtestutils: Introduce and use a g_test_suite_free func
  bd779c9... glib/gtestutils: Introduce and use a test_cleanup function
  d129395... g_system_thread_new: Free a memory leak on error path
  dd69955... gio/tests/async-splice-output-stream: Fix a memory leak
  5e356d9... glib/tests/spawn-path-search: Fix memory leaks
  6e46ede... gobject/tests/param: Fix a memory leak
  ef6a551... Merge branch 'main' into 'main'