fix gasPrice for legacy chain 88/89

packages/thirdweb/src/wallets/smart/lib/userop.ts

@@ -269,6 +269,11 @@
       maxPriorityFeePerGas =
         resolvedMaxPriorityFeePerGas ?? feeData.maxPriorityFeePerGas ?? 0n;
       maxFeePerGas = resolvedMaxFeePerGas ?? feeData.maxFeePerGas ?? 0n;
+
+      if (chain.id === 88 || chain.id === 89) {
+        maxPriorityFeePerGas = maxPriorityFeePerGas || feeData.gasPrice || 0n;
+        maxFeePerGas = maxFeePerGas || feeData.gasPrice || 0n;
+      }
     }
   }
   return { maxFeePerGas, maxPriorityFeePerGas };