Fixed namespaces

SchengenVisaApi/ApplicationLayer/Services/GeneralExceptions/EntityUsedInDatabaseException.cs

@@ -1,6 +1,6 @@
 using ApplicationLayer.GeneralExceptions;
 
-namespace Infrastructure.Database.GeneralExceptions
+namespace ApplicationLayer.Services.GeneralExceptions
 {
     /// Exception to throw when can't complete some action on entity(delete or something) because it's needed for other entities
     public class EntityUsedInDatabaseException(string message) : ApiException(message);