Update pyproject.toml

Author: gsheni

pyproject.toml

@@ -5,6 +5,7 @@ authors = [{name = 'DataCebo, Inc.', email = '[email protected]' }]
 classifiers = [
     'Development Status :: 2 - Pre-Alpha',
     'Intended Audience :: Developers',
+    'License :: Free for non-commercial use',
     'Natural Language :: English',
     'Programming Language :: Python :: 3',
     'Programming Language :: Python :: 3.8',
@@ -121,6 +122,7 @@ add-ignore = ['D107', 'D407', 'D417']
 
 [tool.setuptools]
 include-package-data = true
+license-files = ['LICENSE']
 
 [tool.setuptools.packages.find]
 include = ['copulas', 'copulas.*']