refactor: Remove old migrations

Sources/Earthquake Network/Models/Commands/EQNUserDefaultsCommand.swift

@@ -18,10 +18,7 @@ public class EQNUserDefaultsCommand: EQNCommandProtocol {
         print("[EQNUserDefaultsCommand] Start execute")
         
         applyDefaultSettings()
-        saveMissingValues()
         
-        migrationV5_3()
-        migrationV5_4()
         migrationV5_8()
     }
     
@@ -36,50 +33,6 @@ public class EQNUserDefaultsCommand: EQNCommandProtocol {
         }
     }
     
-    private func saveMissingValues() {
-        // `raggio sismi forti` was not saved before v2.3
-        if UserDefaults.standard.object(forKey: UserDefaults.AllertaSismicaRaggioSismiForti) == nil {
-            UserDefaults.standard.set("600", forKey: UserDefaults.AllertaSismicaRaggioSismiForti)
-        }
-    }
-    
-    private func migrationV5_3() {
-        let migrationPerformed = UserDefaults.standard.bool(forKey: UserDefaults.AppMigrationV5_3)
-        if migrationPerformed {
-            print("[EQNUserDefaultsCommand] Migration v5.3 already performed")
-            return
-        }
-        
-        // l'ultima posizione era salvata come array, la trasformiamo in valore singolo
-        let lastLocations = EQNUtility.loadArray(of: CLLocation.self, fromUserDefaultsForKey: UserDefaults.UserDataLastLocation) as? [CLLocation]
-        if let lastLocation = lastLocations?.last {
-            UserDefaults.standard.removeObject(forKey: UserDefaults.UserDataLastLocation)
-            EQNUserData.shared.saveLastLocation(lastLocation)
-        }
-        
-        // resettiamo il Firebase token in modo da ri-eseguire la procedura di registrazione corretta
-        EQNUserData.shared.saveFirebaseToken(nil)
-        
-        UserDefaults.standard.set(true, forKey: UserDefaults.AppMigrationV5_3)
-    }
-    
-    private func migrationV5_4() {
-        let migrationPerformed = UserDefaults.standard.bool(forKey: UserDefaults.AppMigrationV5_4)
-        if migrationPerformed {
-            print("[EQNUserDefaultsCommand] Migration v5.4 already performed")
-            return
-        }
-        
-        // migriamo l'ultima posizione negli user defaults condivisi
-        let userDefaults = UserDefaults.standard
-        let groupUserDefaults = UserDefaults.appGroup
-        if let encodedLocation = userDefaults.object(forKey: UserDefaults.UserDataLastLocation) as? Data {
-            groupUserDefaults?.set(encodedLocation, forKey: UserDefaults.UserDataLastLocation)
-        }
-        
-        userDefaults.set(true, forKey: UserDefaults.AppMigrationV5_4)
-    }
-    
     private func migrationV5_8() {
         let migrationPerformed = UserDefaults.standard.bool(forKey: UserDefaults.AppMigrationV5_8)
         if migrationPerformed {