account: fix backup button visibility for jams accounts

Change-Id: I8ce859c8736c39c9a48eef990107fa8114eaccc0
Gitlab: #186

src/settingsview/components/CurrentAccountSettings.qml

@@ -56,6 +56,10 @@ Rectangle {
         linkedDevices.updateAndShowDevicesSlot()
         bannedContacts.updateAndShowBannedContactsSlot()
         advancedSettings.updateAdvancedAccountInfos()
+        var isJams = !isSIP && SettingsAdapter.getAccountConfig_Manageruri() !== ""
+        passwdPushButton.visible = !isJams
+        btnExportAccount.visible = !isJams
+        linkedDevices.visible = !isJams
         setPasswordButtonText()
     }