build: upgrade Mermaid to 11.17.2 in the notebook renderer and the diagram preview, unpin cytoscape - #1189

This extension consists of 175 files, out of which 108 are JavaScript files. For performance reasons, you should bundle your extension: https://aka.ms/vscode-bundle-extension. You should also exclude unnecessary files by adding them to your .vscodeignore: https://aka.ms/vscode-vscodeignore.