fix(nc-gui): update extension docs

packages/noco-docs/docs/.135.extensions/050.url-preview.md

@@ -15,9 +15,11 @@ To preview a URL in NocoDB, just select a cell from the URL field. A preview of
 ![URL Preview](/img/v2/extensions/url-preview.png)
 
 ## Supported Platforms
+
 The URL Preview Extension currently supports the following platforms:
 
-### Media & Social
+### 📽️ Media & Social
+
 - YouTube
 - Vimeo
 - SoundCloud
@@ -25,15 +27,23 @@ The URL Preview Extension currently supports the following platforms:
 - Twitter
 - Dailymotion
 - Behance
+- TED
+
+### 💼 Productivity & Collaboration
 
-### Productivity & Collaboration
-- Google Drive share links
 - Google Docs
 - Google Sheets
 - Google Slides
+- Google Drive share links
 - Loom share links
 
-### Development & Design
-- GitHub (gists)
-- Codepen
+### 🧑‍💻 Design & Development
+
+- GitHub (Gists)
+- CodePen
+- CodeSandbox (Embed url)
+- JSFiddle
+- StackBlitz
 - Figma
+- Notion
+