[MacPorts] #68981: rb-htree: mark noarch

[MacPorts]

#68981: rb-htree: mark noarch
-------------------------+----------------------
 Reporter:  jmroot       |      Owner:  kimuraw
     Type:  enhancement  |     Status:  assigned
 Priority:  Normal       |  Milestone:
Component:  ports        |    Version:
 Keywords:               |       Port:  rb-htree
-------------------------+----------------------
 It looks like this only installs scripts, so it could set `supported_archs
 noarch` and `platforms any`.

-- 
Ticket URL: <https://trac.macports.org/ticket/68981>
MacPorts <https://www.macports.org/>
Ports system for macOS