Bump Django to version 4.2.x with Python 3.9.

requirements.txt

@@ -1,10 +1,10 @@
 # Direct dependencies
 wheel
-Django==3.2.15
+Django==3.2.22; python_version == '3.7'
+Django==4.2.6; python_version == '3.9'
 django-stubs==1.11.0
 django-stubs-ext==0.4.0
 mypy==0.950
-#Django==4.0.4; python_version == '3.9'
 gunicorn==20.1.0
 lockfile==0.12.2
 Mastodon.py==1.5.1
@@ -64,8 +64,8 @@ regex==2022.3.2
 typed_ast==1.5.2
 click==8.1.2
 pytz==2021.3
-asgiref==3.5.0
-sqlparse==0.4.2
+asgiref==3.6.0
+sqlparse==0.4.4
 # Latest importlib_metadata compatible with latest flake8
 importlib_metadata==4.2.0
 mccabe==0.6.1
@@ -102,8 +102,8 @@ pyaml==19.12.0
 future==0.17.1
 sklearn_crfsuite==0.3.6
 zipp==3.7.0
-certifi==2021.10.8
-urllib3==1.26.8
+certifi==2023.7.22
+urllib3==1.26.17
 types_urllib3==1.26.15
 charset_normalizer==2.0.12
 idna==3.3
@@ -117,7 +117,7 @@ joblib==1.2.0
 python_crfsuite==0.9.7
 tabulate==0.8.9
 tqdm==4.63.0
-requests==2.27.1
+requests==2.31.0
 types_requests==2.27.30
 iniconfig==1.1.1
 tomli==2.0.1