docs: remove empty line from method docs

Author: nattb8

src/Packages/Passport/Runtime/Scripts/Public/Passport.cs

@@ -337,7 +337,6 @@ public async UniTask<string> ZkEvmSendTransaction(TransactionRequest request)
         /// Retrieves the transaction information of a given transaction hash. This function uses the Ethereum JSON-RPC <c>eth_getTransactionReceipt</c> method.
         /// <returns>
         /// The receipt of the transaction or null if it is still processing.
-
         /// </returns>
         /// </summary>
         public async UniTask<TransactionReceiptResponse> ZkEvmGetTransactionReceipt(string hash)