[MacPorts] #53320: mono @3.12.1_1: Update to 5.16.0 (was: mono Update to version 4.6)

[MacPorts]

#53320: mono @3.12.1_1: Update to 5.16.0
-------------------------+---------------------------------
  Reporter:  mohd-akram  |      Owner:  MarcusCalhoun-Lopez
      Type:  update      |     Status:  accepted
  Priority:  Normal      |  Milestone:
 Component:  ports       |    Version:
Resolution:              |   Keywords:
      Port:  mono        |
-------------------------+---------------------------------

-- 
Ticket URL: <https://trac.macports.org/ticket/53320#comment:4>
MacPorts <https://www.macports.org/>
Ports system for macOS