Remove the BUGS section of nscd(8) man page. According to bushman@'s

reponse quoted in PR, he no longer maintains it.

PR:		210590
Approved by:	re (kib)
MFC after:	2 weeks
Sponsored by:	DARPA, AFRL

usr.sbin/nscd/nscd.8

@@ -24,7 +24,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd October 20, 2005
+.Dd October 5, 2018
 .Dt NSCD 8
 .Os
 .Sh NAME
@@ -160,6 +160,3 @@ The default configuration file.
 .Xr nsswitch.conf 5
 .Sh AUTHORS
 .An Michael Bushkov Aq Mt bushman@FreeBSD.org
-.Sh BUGS
-Please send bug reports and suggestions to
-.Aq Mt bushman@FreeBSD.org .