feat(qwik-nx): ensure tsconfig.base.json exists in a package-based repo

[dmitry-stepanenko]

What is it?

• [x] Feature / enhancement
• [ ] Bug
• [ ] Docs / tests

Description

tsconfig.base.json is not present in package-based nx repo by default, so make sure it's avaialble when qwik-nx generators are run

closes https://github.com/qwikifiers/qwik-nx/issues/90