try increase lzGasFee for better successful rate

src/bridge/StargateClient.ts

@@ -41,7 +41,7 @@ export class StargateClient {
       dstNativeAmount: 0n,
       dstNativeAddr: dummyAddress,
     })
-    return gasCost
+    return (gasCost * 120n) / 100n
   }
 
   async bridge(toChainId: number) {