Update setup.py

setup.py

@@ -32,7 +32,6 @@ setuptools.setup(name='vision_datasets',
                      'Development Status :: 4 - Beta',
                      'Intended Audience :: Developers',
                      'License :: OSI Approved :: MIT License',
-                     'Programming Language :: Python :: 3.6',
                      'Programming Language :: Python :: 3.7',
                      'Programming Language :: Python :: 3.8',
                      'Programming Language :: Python :: 3.9',