New port p5-Plack-Middleware-Headers

From: Einar_Bjarni_Halldórsson <>
Date: Mon, 05 Jun 2023 15:56:12 UTC

I just submitted a PR with a patch 

The problem is that the latest upgrade of netdisco is broken, since 
netdisco now depends on Plack Middleware Headers, which isn't in ports.

My patch adds a port for p5-Plack-Middleware-Headers and adds it as a 
runtime dependency for netdisco.

Since Headers is an extension and a fork of Plack Middleware Header, I 
used that port as base, and my patch as as MAINTAINER.

I tested building netdisco in poudriere and installed on host without