Remove references to the group 'bin' from the build system.

--- /usr/src/usr.sbin/traceroute6/Makefile	25 Apr 2001 12:11:06 -0000	1.2.2.2
+++ /usr/src/usr.sbin/traceroute6/Makefile	30 Nov 2001 06:30:37 -0000
@@ -15,8 +15,6 @@
 
 PROG=	traceroute6
 
-BINOWN=	root
-BINGRP=	bin
 BINMODE=4555
 
 CFLAGS+=-DINET6 -DIPSEC -DHAVE_POLL