[MacPorts] #56135: protobuf-cpp in conflict with protobuf3-cpp

[MacPorts]

#56135: protobuf-cpp in conflict with protobuf3-cpp
-------------------------------------------------+-------------------------
  Reporter:  btywoniuk                           |      Owner:  blair
      Type:  enhancement                         |     Status:  assigned
  Priority:  Normal                              |  Milestone:
 Component:  ports                               |    Version:  2.4.2
Resolution:                                      |   Keywords:
      Port:  protobuf protobuf-cpp               |
  protobuf3-cpp protobuf-java protobuf3-java     |
  py-protobuf py-protobuf3                       |
-------------------------------------------------+-------------------------

Comment (by blair):

 Some ports may not easily be upgradable. We commonly support multiple
 versions of ABI incompatible libraries, e.g. serf0 and serf1, so why would
 protobuf be different?

-- 
Ticket URL: <https://trac.macports.org/ticket/56135#comment:9>
MacPorts <https://www.macports.org/>
Ports system for macOS