Add black code formatter

requirements.txt

@@ -1,31 +1,38 @@
 asgiref==3.5.2
 beautifulsoup4==4.11.1
-bleach-allowlist==1.0.3
+black==24.1.0
 bleach==6.0.0
+bleach-allowlist==1.0.3
 certifi==2023.7.22
 charset-normalizer==2.1.1
 click==8.1.3
 confusable-homoglyphs==3.2.0
 coverage==5.5
+Django==4.1.13
 django-appconf==1.0.5
 django-compressor==4.1
 django-debug-toolbar==3.6.0
-django-generate-secret-key==1.0.2
 django-registration==3.3
 django-sass-processor==1.2.1
 django-widget-tweaks==1.4.12
-Django==4.1.13
 django4-background-tasks==1.2.7
+django_generate_secret_key==1.0.2
 djangorestframework==3.13.1
 greenlet==3.0.1
 idna==3.3
+iniconfig==2.0.0
 libsass==0.21.0
 Markdown==3.4.3
+mypy-extensions==1.0.0
+packaging==23.2
+pathspec==0.12.1
+platformdirs==4.1.0
 playwright==1.40.0
+pluggy==1.4.0
 psycopg2-binary==2.9.5
 pyee==11.0.1
-pytest-django==4.7.0
 pytest==7.4.4
+pytest-django==4.7.0
 python-dateutil==2.8.2
 pytz==2022.2.1
 rcssmin==1.1.0