Fixed typo in Departures Romanian name

lib/pages/station_arrdep_page/view_station/view_station.dart

@@ -30,7 +30,7 @@ class ViewStationPage extends StatefulWidget {
 
 abstract class ViewStationPageState extends State<ViewStationPage> {
   static const arrivals = 'Sosiri';
-  static const departures = 'Pleacări';
+  static const departures = 'Plecări';
   static const loadingText = 'Se încarcă...';
   static const arrivesFrom = 'Sosește de la';
   static const departsTo = 'Pleacă către';