[MacPorts] #52663: libcxxabi patch to update to 3.9.0

[MacPorts]

#52663: libcxxabi patch to update to 3.9.0
--------------------------------------+------------------------
  Reporter:  ken.cunningham.webuse@…  |      Owner:  jeremyhu@…
      Type:  submission               |     Status:  new
  Priority:  Normal                   |  Milestone:
 Component:  ports                    |    Version:  2.3.4
Resolution:                           |   Keywords:  haspatch
      Port:  libcxxabi                |
--------------------------------------+------------------------

Comment (by jeremyhu@…):

 Thanks, Ken.  Note that you should never decrease the epoch in a Portfile.

-- 
Ticket URL: <https://trac.macports.org/ticket/52663#comment:4>
MacPorts <https://www.macports.org/>
Ports system for the Mac operating system