[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

setup.cfg

@@ -15,7 +15,6 @@ classifiers =
     Development Status :: 5 - Production/Stable
     Environment :: Console
     Intended Audience :: Developers
-    License :: OSI Approved :: MIT License
     Operating System :: OS Independent
     Programming Language :: Python
     Programming Language :: Python :: 3