[MacPorts] #60727: libffi: update to 3.3

[MacPorts]

#60727: libffi: update to 3.3
--------------------------+--------------------
 Reporter:  chrstphrchvz  |      Owner:  (none)
     Type:  update        |     Status:  new
 Priority:  Normal        |  Milestone:
Component:  ports         |    Version:
 Keywords:                |       Port:  libffi
--------------------------+--------------------
 3.3 was released 2019-11-23. Current version in MacPorts is 3.2.1
 (released 2014).

-- 
Ticket URL: <https://trac.macports.org/ticket/60727>
MacPorts <https://www.macports.org/>
Ports system for macOS