Update SEE ALSO sections for resolver.{3,5} and hosts.5

The mentioned document "Name Server Operations Guide for BIND" is
outdated, so remove it from the SEE ALSO section of hosts.5
and resolver.{3,5}.

PR:		266360
Reported by:	Graham Perrin <grahamperrin at FreeBSD dot org>
Reviewed by:	karels
MFC after:	1 week
Differential Revision:	https://reviews.freebsd.org/D36557

lib/libc/net/resolver.3

@@ -28,7 +28,7 @@
 .\"     @(#)resolver.3	8.1 (Berkeley) 6/4/93
 .\" $FreeBSD$
 .\"
-.Dd June 27, 2022
+.Dd September 15, 2022
 .Dt RESOLVER 3
 .Os
 .Sh NAME
@@ -450,9 +450,6 @@ see
 .%T RFC1034 ,
 .%T RFC1035 ,
 .%T RFC974
-.Rs
-.%T "Name Server Operations Guide for BIND"
-.Re
 .Sh HISTORY
 The
 .Nm

share/man/man5/hosts.5

@@ -28,7 +28,7 @@
 .\"     @(#)hosts.5	8.2 (Berkeley) 12/11/93
 .\" $FreeBSD$
 .\"
-.Dd May 25, 2021
+.Dd September 15, 2022
 .Dt HOSTS 5
 .Os
 .Sh NAME
@@ -87,9 +87,6 @@ file resides in
 .Xr inet 3 ,
 .Xr nsswitch.conf 5 ,
 .Xr ifconfig 8
-.Rs
-.%T "Name Server Operations Guide for BIND"
-.Re
 .Sh HISTORY
 The
 .Nm

share/man/man5/resolver.5

@@ -28,7 +28,7 @@
 .\"     @(#)resolver.5	8.1 (Berkeley) 6/5/93
 .\" $FreeBSD$
 .\"
-.Dd November 9, 2021
+.Dd September 15, 2022
 .Dt RESOLVER 5
 .Os
 .Sh NAME
@@ -225,9 +225,6 @@ resides in
 .Xr resolver 3 ,
 .Xr hostname 7 ,
 .Xr resolvconf 8
-.Rs
-.%T "Name Server Operations Guide for BIND"
-.Re
 .Sh HISTORY
 The
 .Nm resolv.conf