Updated styling in type

Author: AkshatG6

Samples/Swift/DaysUntilBirthday/Shared/Models/Claim.swift

@@ -20,5 +20,5 @@ import Foundation
 struct Claim: Identifiable {
   let key: String
   let value: String
-  var id: String {key}
+  var id: String { key }
 }