Fix: Use of unstable sort when distributing cargo production can cause desyncs

(cherry picked from commit 4ed694fe98b146d984826d06b96e0c11045239bc)

See: https://github.com/OpenTTD/OpenTTD/pull/9460

src/station_cmd.cpp

@@ -4584,7 +4584,7 @@ uint MoveGoodsToStation(CargoID type, uint amount, SourceType source_type, Sourc
 
 	/* If there is some cargo left due to rounding issues distribute it among the best rated stations. */
 	if (amount > moving) {
-		std::sort(used_stations.begin(), used_stations.end(), [type](const StationInfo &a, const StationInfo &b) {
+		std::stable_sort(used_stations.begin(), used_stations.end(), [type](const StationInfo &a, const StationInfo &b) {
 			return b.first->goods[type].rating < a.first->goods[type].rating;
 		});