[MacPorts] #69342: shaderc: new port

[MacPorts]

#69342: shaderc: new port
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  Reporter:  DanielO     |      Owner:  (none)
      Type:  submission  |     Status:  new
  Priority:  Normal      |  Milestone:
 Component:  ports       |    Version:
Resolution:              |   Keywords:  haspatch
      Port:  shaderc     |
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Comment (by DanielO):

 Hi,
 I used the old PortGroup because I cargoculted the portfile from vulkan-
 loader.
 I think I've fixed all the other points you raised, thank you.
 There are no Python scripts installed, I believe they are only used for
 tests.

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Ticket URL: <https://trac.macports.org/ticket/69342#comment:2>
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