add data renderers in web editor info and example pic to features list in docs (#122)

Author: RandomFractals

README.md

@@ -32,6 +32,10 @@ Data Table Renderers is a collection of custom tabular data renderers for vscode
 - [Geo 🌐 Data Table 🈸 View](https://github.com/RandomFractals/vscode-data-table#geo--data-table--view)
 - Experimental [XML Data Table 🈸 View](https://github.com/RandomFractals/vscode-data-table#xml-data-table--view)
 - Notebook 📓 cell ⌗ [Text Output](https://github.com/RandomFractals/vscode-data-table#text-oputput-view) scrollable container with [code pre-wrap](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/code) for quick copy/paste to other places
+- Use [Data Table](https://github.com/RandomFractals/vscode-data-table#data-table--renderer-view) 🈸, [Flat Data Grid](https://github.com/RandomFractals/vscode-data-table#flat-data-%E4%B8%AD-grid-renderer) 中 & [Data Summary](https://github.com/RandomFractals/vscode-data-table#data-summary--renderer-view) 🈷️ Notebook 📓 cell renderers with [Pyolite](https://marketplace.visualstudio.com/items?itemName=joyceerhl.vscode-pyodide) 🐍 kernel in [Jupyter](https://marketplace.visualstudio.com/items?itemName=ms-toolsai.jupyter) Notebooks [VSCode web editor](https://code.visualstudio.com/docs/editor/vscode-web) on [vscode.dev](https://vscode.dev) and [github.dev](https://github.dev/github/dev):
+
+![Flat Data Grid 中 in browser](https://github.com/RandomFractals/vscode-data-table/blob/main/docs/images/flat-data-grid-in-browser.png?raw=true
+ "Flat Data Grid 中 in browser")
 
 ## Data Table 🈸 Renderer View