T1.24b: the binding's test messages speak contract version 17

rust/bindings/sdm-py/tests/messages.py names the contract version its
starts carry; CI's binding and native-test-ops jobs failed on 16 against
the build's 17.

Refs: T1.26b
Signed-off-by: Adi Wadaskar <awadaskar@nvidia.com>

Author: adi-kumo

rust/bindings/sdm-py/tests/messages.py

@@ -14,7 +14,7 @@
 from typing import Any
 
 #: The contract version these messages are written for.
-CONTRACT = 16
+CONTRACT = 17
 
 FACTS: dict[str, Any] = {
     'now': {'t': 'ts', 'unit': 'us', 'zone': 'UTC', 'v': '1767225600000000'},