chore: fix license classifier

Author: psychedelicious

pyproject.toml

@@ -18,7 +18,7 @@ classifiers = [
   'Environment :: MacOS X',
   'Intended Audience :: End Users/Desktop',
   'Intended Audience :: Developers',
-  'License :: OSI Approved :: Apache-2.0',
+  'License :: OSI Approved :: Apache Software License',
   'Operating System :: POSIX :: Linux',
   'Operating System :: MacOS',
   'Operating System :: Microsoft :: Windows',