fix index table share

Signed-off-by: Marino Faggiana <marino@marinofaggiana.com>

iOSClient/Data/NCDatabase.swift

@@ -519,10 +519,6 @@ class tableShare: Object {
     @objc dynamic var userIcon = ""
     @objc dynamic var userMessage = ""
     @objc dynamic var userStatus = ""
-
-    override static func primaryKey() -> String {
-        return "idShare"
-    }
 }
 
 class tableTag: Object {

iOSClient/Data/NCManageDatabase.swift

@@ -1435,7 +1435,7 @@ class NCManageDatabase: NSObject {
                     object.userMessage = share.userMessage
                     object.userStatus = share.userStatus
 
-                    realm.add(object, update: .all)
+                    realm.add(object)
                 }
             }
         } catch let error {

iOSClient/NCGlobal.swift

@@ -116,7 +116,7 @@ class NCGlobal: NSObject {
     // Database Realm
     //
     let databaseDefault                             = "nextcloud.realm"
-    let databaseSchemaVersion: UInt64               = 250
+    let databaseSchemaVersion: UInt64               = 251
 
     // Intro selector
     //