Fix LICENSE and metadata in pyproject.toml

Author: r41k0u

pyproject.toml

@@ -17,7 +17,8 @@ authors = [
     { name = "varun-r-mallya", email = "[email protected]" }
 ]
 readme = "README.md"
-license = { file = "LICENSE" }
+license = "Apache-2.0"
+license-files = ["LICENSE"]
 requires-python = ">=3.8"
 classifiers = [
     "Development Status :: 3 - Alpha",
@@ -29,6 +30,7 @@ classifiers = [
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
     "Programming Language :: C++",
     "Topic :: Software Development :: Libraries :: Python Modules",
     "Topic :: System :: Operating System Kernels :: Linux",