WT 1.1.20(4) Training plan improvements

lib/bloc/sales/sales_bloc.dart

@@ -29,6 +29,7 @@ class SalesBloc extends Bloc<SalesEvent, SalesState> with Logging {
 
   String? salesText;
   String? premiumFunctions = "";
+  String? trial = "";
 
   Future<void> init() async {
     if (Cache().userLoggedIn == null) {
@@ -47,6 +48,11 @@ class SalesBloc extends Bloc<SalesEvent, SalesState> with Logging {
       premiumFunctions = "";
     }
 
+    trial = descriptionRepository.getDescriptionByName("trial");
+    if (trial == null || trial!.isEmpty) {
+      trial = "";
+    }
+
     await RevenueCatPurchases().getOfferings();
     this.getProductSet();
     Track().track(TrackingEvent.sales_page);