[MacPorts] #56917: py-gnureadline: update to 6.3.8

[MacPorts]

#56917: py-gnureadline: update to 6.3.8
----------------------+----------------------------
 Reporter:  jmroot    |      Owner:  stromnov
     Type:  update    |     Status:  assigned
 Priority:  Normal    |  Milestone:
Component:  ports     |    Version:
 Keywords:  haspatch  |       Port:  py-gnureadline
----------------------+----------------------------
 See attachment.

-- 
Ticket URL: <https://trac.macports.org/ticket/56917>
MacPorts <https://www.macports.org/>
Ports system for macOS