update functions-versions

Author: hallvictoria

includes/functions-supported-languages.md

@@ -107,11 +107,15 @@ The following table shows the language versions supported for Python functions.
 
 | Supported version | Support level | Expected end-of-support date |
 | ---- | ---- |--- |
+| Python 3.13 | Preview | October 2028 |
 | Python 3.12 | GA | October 2028 |
 | Python 3.11 | GA | October 2027 |
 | Python 3.10 | GA | October 2026 |
 | Python 3.9 | GA | October 2025 |
 
+> [!IMPORTANT]  
+> Python 3.13 is currently supported on the Flex Consumption, Premium, and Dedicated plans. Python 3.13 support on the Consumption plan is pending.
+
 For more information, see [Azure Functions Python developer guide](../articles/azure-functions/functions-reference-python.md).
 ::: zone-end