test(telegram): accept silence action routing

apps/api/tests/test_alert_converged_recurrence.py

@@ -150,9 +150,14 @@ async def test_converged_recurrence_does_not_mirror_to_private_chat(monkeypatch)
     )
 
     assert len(gateway.primary_messages) == 1
-    assert gateway.primary_messages[0]["route"] == {
+    route = gateway.primary_messages[0]["route"]
+    reply_markup = route.pop("reply_markup")
+    assert route == {
         "product_id": "awoooi",
         "signal_family": "incident_lifecycle",
         "severity": "P1",
     }
+    silence_button = reply_markup["inline_keyboard"][0][0]
+    assert silence_button["text"] == "🔕 靜默"
+    assert silence_button["callback_data"].startswith("silence:approval-1:")
     assert gateway.private_messages == []