[MacPorts] #59047: varnish: update to 6.3.0

Mon Sep 16 15:00:27 UTC 2019

#59047: varnish: update to 6.3.0
-------------------------+---------------------
 Reporter:  Schamschula  |      Owner:  (none)
     Type:  update       |     Status:  new
 Priority:  Normal       |  Milestone:
Component:  ports        |    Version:
 Keywords:               |       Port:  varnish
-------------------------+---------------------
 varnish has been updated to 6.3.0.

 Our current version @4.1.9, is also out of date in its branch. Version
 4.1.11 includes some security fixes/enhancements.

-- 
Ticket URL: <https://trac.macports.org/ticket/59047>
MacPorts <https://www.macports.org/>
Ports system for macOS