xfs_repair: fix printf format specifiers on 32-bit platforms

xfs_repair: fix printf format specifiers on 32-bit platforms

armv7l builds spit out the following warnings:

In file included from ../include/platform_defs.h:44,
                 from ../include/libxfs.h:13,
                 from bmap.c:7:
bmap.c: In function ‘blkmap_alloc’:
bmap.c:41:11: error: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘xfs_extnum_t’ {aka ‘long long unsigned int’} [-Werror=format=]
   41 |         _("Number of extents requested in blkmap_alloc (%d) overflows 32 bits.\n"
      |           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
bmap.c:41:9: note: in expansion of macro ‘_’
   41 |         _("Number of extents requested in blkmap_alloc (%d) overflows 32 bits.\n"
      |         ^
bmap.c:41:58: note: format string is defined here
   41 |         _("Number of extents requested in blkmap_alloc (%d) overflows 32 bits.\n"
      |                                                         ~^
      |                                                          |
      |                                                          int
      |                                                         %lld
In file included from ../include/platform_defs.h:44,
                 from ../include/libxfs.h:13,
                 from bmap.c:7:
bmap.c:54:35: error: format ‘%zu’ expects argument of type ‘size_t’, but argument 2 has type ‘xfs_extnum_t’ {aka ‘long long unsigned int’} [-Werror=format=]
   54 |                         do_warn(_("malloc failed in blkmap_alloc (%zu bytes)\n"),
      |                                   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
bmap.c:54:33: note: in expansion of macro ‘_’
   54 |                         do_warn(_("malloc failed in blkmap_alloc (%zu bytes)\n"),
      |                                 ^
bmap.c:54:69: note: format string is defined here
   54 |                         do_warn(_("malloc failed in blkmap_alloc (%zu bytes)\n"),
      |                                                                   ~~^
      |                                                                     |
      |                                                                     unsigned int
      |                                                                   %llu

Fix these.

Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Eric Sandeen <sandeen@sandeen.net>