Fix always true comparison warning in glib/garray.c

glib.git/glib/garray.c: In function ‘g_array_new’:
glib.git/glib/garray.c:184:34: error: comparison is always true due to limited range of data type [-Werror=type-limits]
  184 |   g_return_val_if_fail (elt_size <= G_MAXSIZE / 2 - 1, NULL);
      |                                  ^~
glib.git/glib/gmacros.h:1090:25: note: in definition of macro ‘G_LIKELY’
 1090 | #define G_LIKELY(expr) (expr)
      |                         ^~~~
glib.git/glib/garray.c:184:3: note: in expansion of macro ‘g_return_val_if_fail’
  184 |   g_return_val_if_fail (elt_size <= G_MAXSIZE / 2 - 1, NULL);
      |   ^~~~~~~~~~~~~~~~~~~~
glib.git/glib/garray.c: In function ‘g_array_sized_new’:
glib.git/glib/garray.c:265:34: error: comparison is always true due to limited range of data type [-Werror=type-limits]
  265 |   g_return_val_if_fail (elt_size <= G_MAXSIZE, NULL);
      |                                  ^~
glib.git/glib/gmacros.h:1090:25: note: in definition of macro ‘G_LIKELY’
 1090 | #define G_LIKELY(expr) (expr)
      |                         ^~~~
glib.git/glib/garray.c:265:3: note: in expansion of macro ‘g_return_val_if_fail’
  265 |   g_return_val_if_fail (elt_size <= G_MAXSIZE, NULL);
      |   ^~~~~~~~~~~~~~~~~~~~
10 jobs for fix_garray_warning in 17 minutes and 50 seconds (queued for 3 seconds)