lib/mpi: fix typo 'the the' in comment

Replace 'the the' with 'the' in the comment.

Link: https://lkml.kernel.org/r/20220722101922.81126-1-slark_xiao@163.com
Signed-off-by: Slark Xiao <slark_xiao@163.com>
Cc: Hongbo Li <herberthbli@tencent.com>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

lib/mpi/mpiutil.c

@@ -272,7 +272,7 @@ MPI mpi_set_ui(MPI w, unsigned long u)
 	if (!w)
 		w = mpi_alloc(1);
 	/* FIXME: If U is 0 we have no need to resize and thus possible
-	 * allocating the the limbs.
+	 * allocating the limbs.
 	 */
 	RESIZE_IF_NEEDED(w, 1);
 	w->d[0] = u;