tox.ini, GH Actions: Remove ubuntu-eoan

[mkoeppe]

This has been failing for a while now on GH Actions.

Ign:1 http://security.ubuntu.com/ubuntu eoan-security InRelease
Err:2 http://security.ubuntu.com/ubuntu eoan-security Release
  404  Not Found [IP: 91.189.91.39 80]
Ign:3 http://archive.ubuntu.com/ubuntu eoan InRelease
Ign:4 http://archive.ubuntu.com/ubuntu eoan-updates InRelease
Ign:5 http://archive.ubuntu.com/ubuntu eoan-backports InRelease
Err:6 http://archive.ubuntu.com/ubuntu eoan Release
  404  Not Found [IP: 91.189.88.152 80]
Err:7 http://archive.ubuntu.com/ubuntu eoan-updates Release
  404  Not Found [IP: 91.189.88.152 80]
Err:8 http://archive.ubuntu.com/ubuntu eoan-backports Release
  404  Not Found [IP: 91.189.88.152 80]
Reading package lists...
E: The repository 'http://security.ubuntu.com/ubuntu eoan-security Release' does not have a Release file.
E: The repository 'http://archive.ubuntu.com/ubuntu eoan Release' does not have a Release file.
E: The repository 'http://archive.ubuntu.com/ubuntu eoan-updates Release' does not have a Release file.
E: The repository 'http://archive.ubuntu.com/ubuntu eoan-backports Release' does not have a Release file.

https://fridge.ubuntu.com/2020/07/17/ubuntu-19-10-eoan-ermine-end-of-life-reached-on-july-17-2020/

CC: @kliem

Component: porting

Author: Matthias Koeppe

Branch/Commit: 4605063

Reviewer: Jonathan Kliem

Issue created by migration from https://trac.sagemath.org/ticket/31095

[mkoeppe]

Branch: u/mkoeppe/tox_ini__gh_actions__remove_ubuntu_eoan

[mkoeppe]

Commit: 4605063

[mkoeppe]

Author: Matthias Koeppe

[mkoeppe]

New commits:

4605063

tox.ini, GH Actions: Remove ubuntu-eoan

[kliem]

Reviewer: Jonathan Kliem

[kliem]

comment:3

LGTM.

[mkoeppe]

comment:4

Thanks!

[vbraun]

Changed branch from u/mkoeppe/tox_ini__gh_actions__remove_ubuntu_eoan to 4605063