Bump @vue/babel-preset-app from 3.3.0 to 3.4.0

Bumps [@vue/babel-preset-app](https://github.com/vuejs/vue-cli) from 3.3.0 to 3.4.0.
- [Release notes](https://github.com/vuejs/vue-cli/releases)
- [Changelog](https://github.com/vuejs/vue-cli/blob/dev/CHANGELOG.md)
- [Commits](https://github.com/vuejs/vue-cli/compare/vue-cli-version-marker@3.3.0...vue-cli-version-marker@3.4.0

)

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