glib.supp: Make a suppression less specific
glib.supp: Make a suppression less specific

Sometimes valgrind doesn’t count the calloc() call at the innermost
stack frame, and counts it as g_type_create_instance() instead.

Signed-off-by: Philip Withnall <29c2a2ac2a854b9cf047275aa9de346d096be2e0@endlessm.com>

endlessm/glib,endlessm/glib,endlessm/glib,endlessm/glib,endlessm/glib