binutils: Fix calloc argument order in coffgrok.c

binutils: Fix calloc argument order in coffgrok.c

GCC 14 will warn about calling calloc with swapped size and count
arguments.

binutils-gdb/binutils/coffgrok.c: In function ‘do_sections_p1’:
binutils-gdb/binutils/coffgrok.c:116:72: error: ‘xcalloc’ sizes specified with ‘sizeof’ in the earlier argument and not in the later argument [-Werror=calloc-transposed-args]
  116 |   struct coff_section *all = (struct coff_section *) (xcalloc (sizeof (struct coff_section),
      |                                                                        ^~~~~~
binutils-gdb/binutils/coffgrok.c:116:72: note: earlier argument should specify number of elements, later size of each element

binutils/

	* coffgrok.c (empty_scope): Swap xcalloc arguments.
	(empty_symbol): Likewise.
	(do_lines): Likewise.
	(doit): Likewise.
	(coff_grok): Likewise.