[glib] (11 commits) ...Merge branch 'xdgmime_update' into 'main'

[Philip Withnall <pwithnall src gnome org>]

Summary of changes:

  3d2ac60... Update gio/xdgmime with commit 722325f of xdgmime project
  b489398... Force to use the config.h header file (required for HAVE_MM
  a1bfe89... Don't give up too early when collecting mime types
  14e46ca... Don't compile some unused functions in gio/xdgmime/
  e7822bd... Silence an uninitialize variable warning
  e4d1813... xdgmime: Finer handling for cases where mmap() is not avail
  b765c79... gio/xdgmime/: LGPLv2+ -> LGPLv2.1+
  fa6f455... xdgmime: Add xdg_mime_set_dirs() method to override XDG env
  38869ec... xdgmime: Prevent infinite loops from badly-formed MIME regi
  2f98cbe... Remove function pointer casts when calling xdg_run_command_
  60173d0... Merge branch 'xdgmime_update' into 'main'