[MacPorts] #34632: libxml2: update to 2.8.0

[MacPorts]

#34632: libxml2: update to 2.8.0
-------------------------------------+--------------------------------------
 Reporter:  ryandesign@…             |       Owner:  cedric.luthi@…        
     Type:  update                   |      Status:  new                   
 Priority:  Normal                   |   Milestone:                        
Component:  ports                    |     Version:                        
 Keywords:                           |        Port:  libxml2               
-------------------------------------+--------------------------------------
 libxml2 2.8.0 is out...

-- 
Ticket URL: <https://trac.macports.org/ticket/34632>
MacPorts <http://www.macports.org/>
Ports system for Mac OS