port-pmax/52539: scc(4) manual page is still installed

[miod%online.fr@localhost]

>Number:         52539
>Category:       port-pmax
>Synopsis:       scc(4) manual page is still installed
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    port-pmax-maintainer
>State:          open
>Class:          doc-bug
>Submitter-Id:   net
>Arrival-Date:   Tue Sep 12 11:30:00 +0000 2017
>Originator:     Miod Vallat
>Release:        HEAD
>Organization:
>Environment:
>Description:
The scc(4) pmax driver has been superseded by zstty(4). Yet its manual page still gets installed, and ioasic(4) and zstty(4) still refer to it.

This manual page should be removed and references replaced with references  to zs(4) instead.
>How-To-Repeat:
man scc
>Fix: