[Bug 253815] lang/python38: switch default version of python from 3.7 to 3.8

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=253815 --- Comment #8 from Antoine Brodin --- New failure logs on 12.2 i386: http://pb2.nyi.freebsd.org/data/122i386-default-foo/2021-03-01_09h41m05s/logs/errors/py38-borgbackup-1.1.15.log http://pb2.nyi.freebsd.org/data/122i386-default-foo/2021-

[Bug 253815] lang/python38: switch default version of python from 3.7 to 3.8

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=253815 --- Comment #9 from Antoine Brodin --- New failure logs on 12.2 amd64: http://package18.nyi.freebsd.org/data/122amd64-default-foo/2021-03-01_12h53m43s/logs/errors/py38-borgbackup-1.1.15.log http://package18.nyi.freebsd.org/data/122amd64-de