Test against Django 5.1

Author: mbi

CHANGES

@@ -5,7 +5,7 @@ Version 0.6.1 (unreleased)
 --------------------------
 * Fixed docs and test configuration
 * Delete leftover temporary audio files (#224, #225, #226 thanks @dawidratynski and @A-dead-pixel)
-
+* Test against Django 5.1
 
 Version 0.6.0
 -------------

tox.ini

@@ -2,17 +2,17 @@
 [tox]
 envlist =
         py{39,310,311}-django42,
-        py{310,311,312}-django50,
+        py{310,311,312}-django{50,51},
         py{39,310}-django42-jinja2,
         py{310,311}-django{42,50}-jinja2,
-        py312-django50-jinja2,
+        py312-django{50,51}-jinja2,
         gettext,flake8,docs
 
 [gh-actions]
 python =
-  3.12: py312-django50, py312-django50-jinja2
-  3.11: p311-django-50, p311-django-50-jinjia, p311-django-42, p311-django-42-jinjia
-  3.10: py310-django42, py310-django42-jinja2, py310-django50, py310-django50-jinja2
+  3.12: py312-django50, py312-django51, py312-django51-jinja2
+  3.11: p311-django-51, p311-django-50, p311-django-50-jinjia, p311-django-42, p311-django-42-jinjia
+  3.10: py310-django42, py310-django42-jinja2, py310-django50, py310-django51, py310-django50-jinja2
   3.9: py39-django42, py39-django42-jinja2
 
 [testenv]
@@ -26,6 +26,7 @@ setenv =
 deps =
         django42: Django>=4.2a,<4.3
         django50: Django>=5.0a,<5.1
+        django51: Django>=5.1,<5.2
         py{39,310,311,312}-django{42,50}: python3-memcached
         jinja2
         Pillow