Remove “Vue.vscode-typescript-vue-plugin”

[Yordan-Ramchev]

Is your feature request related to a problem? Please describe.

Typescript Vue plugin extension is no longer needed (#3788).

Describe the solution you'd like

1. Delete Vue.vscode-typescript-vue-plugin from template/base/.vscode/extensions.json
2. Delete Vue.vscode-typescript-vue-plugin related infromation from utils/generateReadme.ts
   2.1.In editors, we need [TypeScript Vue Plugin (Volar)](https://marketplace.visualstudio.com/items?itemName=Vue.vscode-typescript-vue-plugin) to make the TypeScript language service aware of.vue types.
   2.2. + [TypeScript Vue Plugin (Volar)](https://marketplace.visualstudio.com/items?itemName=Vue.vscode-typescript-vue-plugin)

Additional context

https://github.com/vuejs/language-tools/releases/tag/v2.0.0

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Can I get an approval to apply these updates?

[cexbrayat]

Hi @Yordan-Ramchev

Good idea, please go ahead 👍