tox.ini: Add centos-stream-8, centos-stream-9, remove defunct centos-6

[mkoeppe]

docker pull quay.io/centos/centos:stream8
docker pull quay.io/centos/centos:stream9

etc., see https://quay.io/repository/centos/centos?tab=tags

Component: porting

Author: Matthias Koeppe

Branch/Commit: 4978a3b

Reviewer: Frédéric Chapoton

Issue created by migration from https://trac.sagemath.org/ticket/33196

[mkoeppe]

Branch: u/mkoeppe/tox_ini__add_centos_stream8__stream9

[mkoeppe]

New commits:

e1a2d3a

tox.ini: Add centos-stream-{8,9}

[mkoeppe]

Commit: e1a2d3a

[mkoeppe]

Author: Matthias Koeppe

[slel]

comment:4

Set milestone to sage-9.6 after Sage 9.5 release.

[fchapoton]

comment:5

ok, but can we remove centos 6 ?

https://endoflife.software/operating-systems/linux/centos

[mkoeppe]

comment:6

Not exactly because of EOL, but indeed we cannot test this platform any more because the distribution packages are no longer available.

[sagetrac-git]

Changed commit from e1a2d3a to 4978a3b

[sagetrac-git]

Branch pushed to git repo; I updated commit sha1. New commits:

5dd228e	tox.ini: Remove centos-6 (packages no longer available)
4978a3b	Merge tag '9.5' into t/33196/tox_ini__add_centos_stream8__stream9

[fchapoton]

comment:9

ok, assuming that you know what you do

[fchapoton]

Reviewer: Frédéric Chapoton

[mkoeppe]

comment:10

Thanks

[vbraun]

Changed branch from u/mkoeppe/tox_ini__add_centos_stream8__stream9 to 4978a3b