change Solana node (#1903)

* change Solana node

* Fix reaching limit for fetching transactions

lib/entities/default_settings_migration.dart

@@ -40,7 +40,7 @@ const polygonDefaultNodeUri = 'polygon-bor.publicnode.com';
 const cakeWalletBitcoinCashDefaultNodeUri = 'bitcoincash.stackwallet.com:50002';
 const nanoDefaultNodeUri = 'nano.nownodes.io';
 const nanoDefaultPowNodeUri = 'rpc.nano.to';
-const solanaDefaultNodeUri = 'solana-rpc.publicnode.com:443';
+const solanaDefaultNodeUri = 'solana-mainnet.core.chainstack.com';
 const tronDefaultNodeUri = 'api.trongrid.io';
 const newCakeWalletBitcoinUri = 'btc-electrum.cakewallet.com:50002';
 const wowneroDefaultNodeUri = 'node3.monerodevs.org:34568';
@@ -347,6 +347,19 @@ Future<void> defaultSettingsMigration(
             type: WalletType.litecoin,
             useSSL: true,
           );
+          _changeDefaultNode(
+            nodes: nodes,
+            sharedPreferences: sharedPreferences,
+            type: WalletType.solana,
+            newDefaultUri: solanaDefaultNodeUri,
+            currentNodePreferenceKey: PreferencesKey.currentSolanaNodeIdKey,
+            useSSL: true,
+            oldUri: [
+              'rpc.ankr.com',
+              'api.mainnet-beta.solana.com:443',
+              'solana-rpc.publicnode.com:443',
+            ],
+          );
           break;
         default:
           break;