[MacPorts] #44864: elixir: Update to 1.0.0-rc1

[MacPorts]

#44864: elixir: Update to 1.0.0-rc1
---------------------------------+--------------------------------
 Reporter:  me@…                 |      Owner:  macports-tickets@…
     Type:  update               |     Status:  new
 Priority:  Normal               |  Milestone:
Component:  ports                |    Version:  2.3.1
 Keywords:  haspatch maintainer  |       Port:  elixir
---------------------------------+--------------------------------
 Please update Elixir to the latest release.

-- 
Ticket URL: <https://trac.macports.org/ticket/44864>
MacPorts <http://www.macports.org/>
Ports system for OS X