Add py 3.13

Author: alexbourret

code-env/python/desc.json

@@ -1,5 +1,14 @@
 {
-  "acceptedPythonInterpreters": ["PYTHON36","PYTHON37","PYTHON38","PYTHON39","PYTHON310","PYTHON311","PYTHON312"],
+  "acceptedPythonInterpreters": [
+    "PYTHON36",
+    "PYTHON37",
+    "PYTHON38",
+    "PYTHON39",
+    "PYTHON310",
+    "PYTHON311",
+    "PYTHON312",
+    "PYTHON313"
+  ],
   "forceConda": false,
   "installCorePackages": true,
   "installJupyterSupport": false,