don't pass argc in getopt32, it's superfluous

(add/remove: 0/0 grow/shrink: 12/131 up/down: 91/-727) Total: -636 bytes
   text    data     bss     dec     hex filename
 773469    1058   11092  785619   bfcd3 busybox_old
 772644    1058   11092  784794   bf99a busybox_unstripped

editors/sed.c

@@ -1248,7 +1248,7 @@ int sed_main(int argc, char **argv)
 	opt_e = opt_f = NULL;
 	opt_complementary = "e::f::" /* can occur multiple times */
 	                    "nn"; /* count -n */
-	opt = getopt32(argc, argv, "irne:f:", &opt_e, &opt_f,
+	opt = getopt32(argv, "irne:f:", &opt_e, &opt_f,
 			    &G.be_quiet); /* counter for -n */
 	argc -= optind;
 	argv += optind;