remove license classifier

Author: prauscher

pyproject.toml

@@ -21,7 +21,6 @@ classifiers = [
   "Framework :: Django :: 5.1",
   "Framework :: Django :: 5.2",
   "Intended Audience :: Developers",
-  "License :: OSI Approved :: BSD License",
   "Operating System :: OS Independent",
   "Programming Language :: Python",
   "Programming Language :: Python :: 3 :: Only",