[glib] (10 commits) ...Merge branch 'environment-test-fixes' into 'main'

[Philip Withnall <pwithnall src gnome org>]

Summary of changes:

  2249da9... tests: Use g_assert_*() rather than g_assert() in environme
  12a4fcd... tests: Fix a leak in environment.c with undefined behaviour
  9434e4a... tests: Use g_assert_*() rather than g_assert() in resources
  d007fdb... tests: Fix a memory leak in the resources test
  a4ce839... tests: Fix memory leaks in the g-file-info-filesystem-reado
  c60a0a4... tests: Fix a memory leak in the tls-certificate test
  a389227... tests: Fix a memory leak in the fileutils test
  ba556e6... tests: Fix a memory leak in the keyfile test
  2bc1036... tests: Fix a memory leak in the mainloop test
  ae90374... Merge branch 'environment-test-fixes' into 'main'