fix build setup error

Author: mollyheamazon

sagemaker-core/pyproject.toml

@@ -40,10 +40,10 @@ dependencies = [
     "tblib>=1.7.0",
 ]
 requires-python = ">=3.9"
+license = "Apache-2.0"
 classifiers = [
     "Development Status :: 3 - Alpha",
     "Intended Audience :: Developers",
-    "License :: OSI Approved :: Apache Software License",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",