Update send-a-transaction-ethers.md

Author: binarycryptodev

services/tutorials/ethereum/send-a-transaction/send-a-transaction-ethers.md

@@ -166,7 +166,7 @@ You can search for the transaction on a block explorer such as [Sepolia Ethersca
 To change default values, update the `signer.sendTransaction` method to include an `estimateGas` result:
 
 ```javascript title="eip1559_tx.js"
-const limit = provider.estimateGas({
+const limit = await provider.estimateGas({
   from: signer.address,
   to: "<to_address_goes_here>",
   value: ethers.utils.parseUnits("0.001", "ether"),