Codechange: Replace FOR_ALL_ROADTRAMTYPES with range-based for loops

(cherry picked from commit 2feb801e56)

src/saveload/afterload.cpp

@@ -2160,7 +2160,7 @@ bool AfterLoadGame()
 				}
 			} else if (IsTileType(t, MP_ROAD)) {
 				/* works for all RoadTileType */
-				FOR_ALL_ROADTRAMTYPES(rtt) {
+				for (RoadTramType rtt : _roadtramtypes) {
 					/* update even non-existing road types to update tile owner too */
 					Owner o = GetRoadOwner(t, rtt);
 					if (o < MAX_COMPANIES && !Company::IsValidID(o)) SetRoadOwner(t, rtt, OWNER_NONE);