Add leg for routes with no leg

Author: AdrianaCeric

Diff for: lib/components/viewers/RouteRow.js

@@ -166,6 +166,10 @@ export class RouteRow extends PureComponent {
                   intl
                 )}
                 height={22}
+                leg={{
+                  routeLongName: route?.longName,
+                  routeShortName: route?.shortName
+                }}
                 mode={getModeFromRoute(route)}
                 width={22}
               />