update trove classifiers

Author: rstevens011

setup.py

@@ -14,9 +14,9 @@
     packages=find_packages(where="src", exclude=("test",)),
     package_dir={"": "src"},
     classifiers=[
-        'Development Status :: 5 - Stable',
+        'Development Status :: 5 - Production/Stable',
         'Intended Audience :: Developers',
-        'License :: OSI Approved ::  Apache License',
+        'License :: OSI Approved :: Apache Software License',
         'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: 3.7'
     ],