When right click tspconfig, no "Emit from TypeSpec" is displayed

[wanlwanl]

repro

Scenario #3 Emit from TypeSpec

Clone https://github.com/allenjzhang/typespec-e2e-demo.git to your workspace. Or use your TypeSpec project.

Open a TypeSpec project in the workspace, update tspconfig.yaml as you wish, and launch “Emit from TypeSpec” from shortcut menu