Update formatting

snippets/useRequestAnimationFrame.md

@@ -8,7 +8,7 @@ Runs an animating function, calling it before every repaint.
 
 - Use the `useRef()` hook to create two variables. `requestRef` will hold the last request id and `previousTimeRef` will hold the last timestamp.
 - Define a function, `animate`, which handles updating these variables, runs the `callback` and calls `Window.requestAnimationFrame()` perpetually.
-- Use the `useEffect()` hook with an empty array to initialize the value of `requestRef` using `Window.requestAnimationFrame()`. Use the `return` value and `Window.cancelAnimationFrame()` to clean up when the component unmounts.
+- Use the `useEffect()` hook with an empty array to initialize the value of `requestRef` using `Window.requestAnimationFrame()`. Use the returned value and `Window.cancelAnimationFrame()` to clean up when the component unmounts.
 
 ```jsx
 const useRequestAnimationFrame = callback => {