Merge pull request #2243 from Youngjin-KimY/patch-1

modify typo

Author: iliakan

2-ui/5-loading/02-script-async-defer/article.md

@@ -83,7 +83,7 @@ Let's say, we have two deferred scripts: the `long.js` and then `small.js`:
 
 Browsers scan the page for scripts and download them in parallel, to improve performance. So in the example above both scripts download in parallel. The `small.js` probably finishes first.
 
-...But the `defer` atribute, besides telling the browser "not to block", ensures that the relative order is kept. So even though `small.js` loads first, it still waits and runs after `long.js` executes.
+...But the `defer` attribute, besides telling the browser "not to block", ensures that the relative order is kept. So even though `small.js` loads first, it still waits and runs after `long.js` executes.
 
 That may be important for cases when we need to load a JavaScript library and then a script that depends on it.