Remove outdated isort configuration (#392)

Author: bouweandela

{{cookiecutter.directory_name}}/pyproject.toml

@@ -81,14 +81,6 @@ branch = true
 source = ["src/{{ cookiecutter.package_name }}"]
 command_line = "-m pytest"
 
-[tool.isort]
-lines_after_imports = 2
-force_single_line = 1
-no_lines_before = ["FUTURE", "STDLIB", "THIRDPARTY", "FIRSTPARTY", "LOCALFOLDER"]
-known_first_party = "{{ cookiecutter.package_name }}"
-src_paths = ["src/{{ cookiecutter.package_name }}", "tests"]
-line_length = 120
-
 [tool.tox]
 legacy_tox_ini = """
 [tox]