Remove the note about ticket #652 (bge) from CHANGES-6.1 because the change
wasn't added.  Fixes PR#48069 for netbsd-6-1 branch.
Pull up following revision(s) (requested by msaitoh in ticket #926):
	sys/netinet6/nd6_rtr.c: revision 1.86
PR/47576: Takahiro HAYASHI: Avoid crash destroying tap0 after deleting
it's link-local address.
926
Welcome to 6.1.1!