fix: try pinning python to a specific version

on huggingface we get this error:

===== Build Queued at 2024-12-13 09:11:39 / Commit SHA: e1ea6aa =====

--> ERROR: docker.io/library/python:3.1: not found

README.md

@@ -5,7 +5,7 @@ colorFrom: yellow
 colorTo: red
 sdk: streamlit
 sdk_version: 1.39.0
-python_version: 3.10
+python_version: 3.10.0
 app_file: call_models/entry_and_hotdog.py
 pinned: false
 license: apache-2.0