packaging: Remove duplicate classifier (#37)

Author: edgarrmondragon

CHANGELOG.md

@@ -13,6 +13,7 @@
 ### Packaging
 
 - Use uv for dependencies and packaging https://github.com/python-backoff/backoff/pull/7
+- Remove duplicate classifier https://github.com/python-backoff/backoff/pull/37
 
 ## [v2.2.1] - 2022-10-05
 

pyproject.toml

@@ -15,7 +15,6 @@ keywords = [
 classifiers = [
     "Development Status :: 5 - Production/Stable",
     "Intended Audience :: Developers",
-    "Programming Language :: Python",
     "License :: OSI Approved :: MIT License",
     "Natural Language :: English",
     "Operating System :: OS Independent",