Refactored and fixed errors

SchengenVisaApi/Domains/ApplicantDomain/Applicant.cs

@@ -1,5 +1,4 @@
 using Domains.LocationDomain;
-using Domains.VisaApplicationDomain;
 
 namespace Domains.ApplicantDomain;
 
@@ -50,7 +49,4 @@ public class Applicant : IEntity
 
     /// Is <see cref="Applicant"/> a non-resident
     public bool IsNonResident { get; set; }
-
-    /// List of <see cref="Applicant"/>'s applications
-    public List<VisaApplication> VisaApplications { get; set; } = null!;
-}
+}