Re: add HISTORY to ldap.1

OK reyk@

(please send diffs to tech@ not misc@)

> Am 03.07.2018 um 21:20 schrieb Rob Pierce <rob@2keys.ca>:
>
> Ok?
>
> Index: ldap.1
> ===================================================================
> RCS file: /cvs/src/usr.bin/ldap/ldap.1,v
> retrieving revision 1.7
> diff -u -p -r1.7 ldap.1
> --- ldap.1 3 Jul 2018 10:10:09 -0000 1.7
> +++ ldap.1 3 Jul 2018 19:19:21 -0000
> @@ -233,6 +233,11 @@ Match Group ldapusers
> .%R RFC 4516
> .%T Lightweight Directory Access Protocol (LDAP): Uniform Resource Locator
> .Re
> +.Sh HISTORY
> +The
> +.Nm
> +program first appeared in
> +.Ox 6.4 .
> .Sh AUTHORS
> .An -nosplit
> The
>