Update pyproject classifiers

Signed-off-by: lelia <lelia@socket.dev>

Author: lelia

pyproject.toml

@@ -23,7 +23,6 @@ maintainers = [
 classifiers = [
     "Development Status :: 5 - Production/Stable",
     "Intended Audience :: Developers",
-    "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",