staging: lustre: libcfs: discard MAX_NUMERIC_VALUE

This is unused.
drivers/staging/lustre/lnet/lnet/nidstrings.c does use the name,
but it includes its own local definition.
Signed-off-by: NeilBrown <neilb@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/lustre/include/linux/libcfs/libcfs_private.h

@@ -227,9 +227,6 @@ do {							    \
 #define CFS_ALLOC_PTR(ptr)      LIBCFS_ALLOC(ptr, sizeof(*(ptr)))
 #define CFS_FREE_PTR(ptr)       LIBCFS_FREE(ptr, sizeof(*(ptr)))
 
-/* max value for numeric network address */
-#define MAX_NUMERIC_VALUE 0xffffffff
-
 /* implication */
 #define ergo(a, b) (!(a) || (b))
 /* logical equivalence */