Update versions in tox.ini

tox.ini

@@ -1,10 +1,12 @@
 [tox]
 usedevelop = true
+; https://docs.djangoproject.com/en/dev/faq/install/#what-python-version-can-i-use-with-django
 envlist =
-    py{36,37,38,39,310}-dj32
-    py{38,39,310}-dj40
-    py{38,39,310,311}-dj41
-    py{310,311}-djmain
+    py3{6,7,8,9,10}-dj32
+    py3{8,9,10}-dj40
+    py3{8,9,10,11}-dj41
+    py3{8,9,10,11}-dj42
+    py3{10,11,12}-djmain
 
 [gh-actions]
 python =
@@ -14,12 +16,14 @@ python =
     3.9: py39
     3.10: py310
     3.11: py311
+    3.12: py312
 
 [gh-actions:env]
 DJANGO =
     3.2: dj32
     4.0: dj40
     4.1: dj41
+    4.2: dj42
     main: djmain
 
 [testenv]
@@ -28,7 +32,8 @@ deps =
     coverage
     dj32: Django~=3.2.16
     dj40: Django~=4.0.8
-    dj41: Django~=4.1.2
+    dj41: Django~=4.1.3
+    dj42: Django~=4.2.1
     djmain: https://github.com/django/django/tarball/main
 setenv =
     DJANGO_SETTINGS_MODULE=simple_menu.test_settings