add timed_out to allowed_transitions list (#338)

skyvern/forge/sdk/schemas/tasks.py

@@ -106,6 +106,7 @@ def can_update_to(self, new_status: TaskStatus) -> bool:
             TaskStatus.failed: set(),
             TaskStatus.terminated: set(),
             TaskStatus.completed: set(),
+            TaskStatus.timed_out: set(),
         }
         return new_status in allowed_transitions[self]