build: test against django 3.2 (#66101)

setup.py

@@ -126,5 +126,5 @@ setup(
         'sdist': eo_sdist,
         'test': test,
     },
-    install_requires=['django >= 1.11,<2.3'],
+    install_requires=['django >=2.2, <3.3'],
 )

tox.ini

@@ -1,12 +1,13 @@
 [tox]
 toxworkdir = /tmp/tox-{env:USER}/django-journal/{env:BRANCH_NAME:}
-envlist = py3-coverage-django22,code-style
+envlist = py3-coverage-{django22,django32},code-style
 
 
 [testenv]
 usedevelop = True
 deps =
   django22: django>=2.2,<2.3
+  django32: django>=3.2.12,<3.3
   psycopg2<2.9
   pytest-cov
   pytest