Clamp Ubuntu version in GitHub action

Author: Cito

.github/workflows/release-docs.yml

@@ -8,7 +8,7 @@ on:
 jobs:
   build:
 
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
 
     steps:
     - uses: actions/checkout@v5

.github/workflows/test-package.yml

@@ -5,12 +5,12 @@ on: [push]
 jobs:
   build:
 
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     timeout-minutes: 5
     strategy:
       max-parallel: 6
       matrix:
-        python-version: ['3.7', '3.8', '3.9', '3.10', '3.11', '3.12', 'pypy-3.9', 'pypy-3.10', 'pypy-3.11']
+        python-version: ['3.8', '3.9', '3.10', '3.11', '3.12', 'pypy-3.9', 'pypy-3.10', 'pypy-3.11']
 
     steps:
     - uses: actions/checkout@v5

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = py{36,37,38,39,310,311,312}, pypy3, flake8, pylint, docs, manifest
+envlist = py3{6,7,8,9,10,11,12}, pypy3{9,10,11}, flake8, pylint, docs, manifest
 
 [testenv:flake8]
 basepython = python3.12