feat: A new field `route_token` is added to message `.google.maps.routeoptimization.v1.ShipmentRoute.Transition`
docs: A comment for method `BatchOptimizeTours` in service `RouteOptimization` is changed
docs: A comment for field `populate_transition_polylines` in message `.google.maps.routeoptimization.v1.OptimizeToursRequest` is changed
docs: A comment for field `code` in message `.google.maps.routeoptimization.v1.OptimizeToursValidationError` is changed
PiperOrigin-RevId: 677952232
feat: A new message `RouteModifiers` is added
feat: A new field `route_modifiers` is added to message `.google.maps.routeoptimization.v1.Vehicle`
feat: A new field `cost_per_kilometer_below_soft_max` is added to message `.google.maps.routeoptimization.v1.DistanceLimit`
docs: A comment for method `BatchOptimizeTours` in service `RouteOptimization` is changed
docs: A comment for enum value `DEFAULT_SOLVE` in enum `SolvingMode` is changed
docs: A comment for field `validation_errors` in message `.google.maps.routeoptimization.v1.OptimizeToursResponse` is changed
docs: A comment for message `TimeWindow` is changed
docs: A comment for enum value `CODE_UNSPECIFIED` in enum `Code` is changed
docs: A comment for field `reasons` in message `.google.maps.routeoptimization.v1.SkippedShipment` is changed
docs: A comment for enum value `RELAX_VISIT_TIMES_AND_SEQUENCE_AFTER_THRESHOLD` in enum `Level` is changed
docs: A comment for message `OptimizeToursValidationError` is changed
docs: A comment for field `code` in message `.google.maps.routeoptimization.v1.OptimizeToursValidationError` is changed
PiperOrigin-RevId: 674021227
