fix parachainId bug

Author: RomeroYang

lib/pages/assetsList.dart

@@ -39,6 +39,7 @@ class _AssetsListState extends State<AssetsList> {
             Container(
               margin: EdgeInsets.all(16),
               child: CupertinoTextField(
+                autofocus: false,
                 padding: EdgeInsets.fromLTRB(8, 4, 8, 4),
                 decoration: BoxDecoration(
                   borderRadius: BorderRadius.all(Radius.circular(24)),

lib/polkawallet_plugin_statemine.dart

@@ -40,6 +40,7 @@ class PluginStatemine extends PolkawalletPlugin {
           jsCodeVersion: 22201,
           isTestNet: false,
           isXCMSupport: true,
+          parachainId: '1000',
         ),
         recoveryEnabled = false,
         _cache =