[MacPorts] #67522: McBopomofo portfile does not parse on Tiger

[MacPorts]

#67522: McBopomofo portfile does not parse on Tiger
---------------------------+--------------------------
  Reporter:  barracuda156  |      Owner:  barracuda156
      Type:  defect        |     Status:  assigned
  Priority:  Normal        |  Milestone:
 Component:  ports         |    Version:  2.8.1
Resolution:                |   Keywords:  tiger
      Port:  McBopomofo    |
---------------------------+--------------------------

Comment (by ryandesign):

 Yup, it's because there is a code path (when `${os.major} <= 11`) where
 `github.setup` is not called. Probably simplest to change the first
 `github.setup` call (that's currently conditional on `${os.major} > 11`)
 to be unconditional.

-- 
Ticket URL: <https://trac.macports.org/ticket/67522#comment:1>
MacPorts <https://www.macports.org/>
Ports system for macOS