Error "is not a valid NativeScript plugin" in NativeScript v9.x

<img width="993" height="465" alt="Image" src="https://github.com/user-attachments/assets/39b2c394-67b4-459a-b9b9-6561d1e4431b" />

@nativescript-community/texttospeech is not a valid NativeScript plugin. Verify that the plugin package.json file contains a nativescript key and try again.