Remove discontinued classifier from setup.py.

Signed-off-by: hjpotter92 <[email protected]>

Author: hjpotter92

setup.py

@@ -23,7 +23,6 @@
             "Programming Language :: Python :: Implementation",
             "License :: OSI Approved :: MIT License",
             "Operating System :: OS Independent",
-            "Development Status:: 4 - Beta",
             "Intended Audience :: Developers",
             "Topic :: Software Development :: Libraries :: Python Modules",
         ],