Refs: #79034

• anyOS @hbons
• anyOS @Yoyokrazy

Complexity: 3

Create Issue

To test:

1. Create a test extension
2. Verify docs on terminal/context and terminal/title/context looks good: https://github.com/microsoft/vscode-docs/blob/vnext/api/references/contribution-points.md#contributesmenus
3. Add new menu entries for terminal/context and terminal/title/context, hook them up to commands in the extension
4. Verify intellisense works in package.json for the menu entries
5. Verify the commands are called with the first argument being the focused terminal
6. Verify the commands are called with the second argument being an array of all selected terminals