Merge pull request #1718 from AliSajid/cargo-run-generated

docs: update grammer to idicate a line is an explanation

Author: senekor

locales/en-US/learn.ftl

@@ -109,7 +109,7 @@ learn-generating-steps = <p>Let’s write a small application with our new Rust
     <p><code>Cargo.toml</code> is the manifest file for Rust. It’s where you keep metadata for your project, as well as dependencies.</p>
     <p><code>src/main.rs</code> is where we’ll write our application code.</p>
     <hr/>
-    <p><code>cargo new</code> generates a "Hello, world!" project for us! We can run this program by moving into the new directory that we made and running this in our terminal:</p>
+    <p>The <code>cargo new</code> step generated a "Hello, world!" project for us! We can run this program by moving into the new directory that we made and running this in our terminal:</p>
     <p><code>cargo run</code></p>
     <p>You should see this in your terminal:</p>
     { $output }