Remove isort configuration from setup.cfg

Author: ahosgood

setup.cfg

@@ -2,22 +2,3 @@
 ignore = C901,E501,W503
 per-file-ignores = __init__.py:F401, config/settings/*:F403
 exclude = */migrations/*,*/node_modules/*
-
-[isort]
-known_first_party=etna
-known_django=django
-known_wagtail=wagtail,modelcluster
-skip=migrations,node_modules,venv,.git,__pycache__
-# While not supported, blocked_extensions shortcuts further filesystem operations
-# See https://pycqa.github.io/isort/docs/configuration/options/#blocked-extensions
-blocked_extensions=rst,html,js,svg,txt,css,scss,png,snap,tsx
-sections=FUTURE,STDLIB,DJANGO,WAGTAIL,THIRDPARTY,FIRSTPARTY,LOCALFOLDER
-default_section=THIRDPARTY
-multi_line_output=3
-include_trailing_comma=True
-force_grid_wrap=0
-use_parentheses=True
-lines_between_types=1
-line_length=88
-known_third_party=faker,gunicorn,taggit
-profile=black