Fix an unmatched comment end in arm/sha1_arm.S

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
Acked-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>

arm/sha1_arm.S

@@ -23,7 +23,7 @@ sha_transform:
 	stmfd	sp!, {r4 - r8, lr}
 
 	@ for (i = 0; i < 16; i++)
-	@         W[i] = ntohl(((uint32_t *)data)[i]); */
+	@         W[i] = ntohl(((uint32_t *)data)[i]);
 
 #ifdef __ARMEB__
 	mov	r4, r0