chore: bump python in cuda_python_test_helpers

Author: cpcloud

cuda_python_test_helpers/pyproject.toml

@@ -12,7 +12,7 @@ description = "Shared test helpers for CUDA Python projects"
 readme = {file = "README.md", content-type = "text/markdown"}
 authors = [{ name = "NVIDIA Corporation" }]
 license = "Apache-2.0"
-requires-python = ">=3.9"
+requires-python = ">=3.10"
 classifiers = [
   "Programming Language :: Python :: 3 :: Only",
   "Operating System :: POSIX :: Linux",