Update grammar in project setup instructions

Author: ricecodekhmer

src/content/developers/tutorials/waffle-say-hello-world-with-hardhat-and-ethers/index.md

@@ -11,7 +11,7 @@ published: 2020-10-16
 
 In this [Waffle](https://ethereum-waffle.readthedocs.io) tutorial, we will learn how to set up a simple "Hello world" smart contract project, using [hardhat](https://hardhat.org/) and [ethers.js](https://docs.ethers.io/v5/). Then we will learn how to add a new functionality to our smart contract and how to test it with Waffle.
 
-Let's start with creating new project:
+Let's start by creating a new project:
 
 ```bash
 yarn init