[MacPorts] #20986: qt4-x11 update to 4.7.0

[MacPorts]

#20986: qt4-x11 update to 4.7.0
----------------------+-----------------------
  Reporter:  mf2k     |      Owner:  michaelld
      Type:  update   |     Status:  new
  Priority:  Normal   |  Milestone:
 Component:  ports    |    Version:
Resolution:           |   Keywords:
      Port:  qt4-x11  |
----------------------+-----------------------

Comment (by yan12125):

 I propose to remove qt4-x11 in favor of qt4-mac. Please express your
 opinions at https://github.com/macports/macports-ports/pull/3883 if any,
 thanks!

-- 
Ticket URL: <https://trac.macports.org/ticket/20986#comment:15>
MacPorts <https://www.macports.org/>
Ports system for macOS