fix details on resources

README.md

@@ -56,10 +56,9 @@ Welcome to the [Next Generation Team's Workshop Library](presentation.pptx), bui
 2️⃣ | [Build a Mood Journal Progressive Web App](./full/mood-journal-progressive-web-app/README.md) | Beth Pan | 1.5 hours | Build a Mood Journal for Mental Health as a Progressively-Enhanced Web app | [🎥](https://youtu.be/12THeQreSQ0) | JavaScript|
 
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-<details open>
+<details>
 <summary><h2>Resources on how to teach and mentor effectively</h2></summary>
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-Well, you asked for it!