Merge branch 'main' of https://github.com/reactjs/reactjs.org into sync-b41b1dc3

Author: docschina-bot

beta/src/pages/learn/conditional-rendering.md

@@ -534,7 +534,7 @@ export default function PackingList() {
 
 ### Show the item importance with `&&` {/*show-the-item-importance-with-*/}
 
-In this example, each `Item` receives a numerical `importance` prop. Use the `&&` operator to render "_(Importance: X)_" in italics, but only for items that have non-zero difficulty. Your item list should end up looking like this:
+In this example, each `Item` receives a numerical `importance` prop. Use the `&&` operator to render "_(Importance: X)_" in italics, but only for items that have non-zero importance. Your item list should end up looking like this:
 
 * Space suit _(Importance: 9)_
 * Helmet with a golden leaf