Use latest patch release of Python in release workflow

Pinning to specific version silently breaks in future when
actions/setup-python stops providing binaries for older patch versions
on newer GitHub Runner versions

Author: hashhar

.github/workflows/release.yml

@@ -4,7 +4,7 @@ on:
   workflow_dispatch:
 
 env:
-  PYTHON_VERSION: "3.9.5"
+  PYTHON_VERSION: "3.11"
 
 jobs:
   release: