Update vue-cli monorepo to v4 (major)

This MR contains the following updates:

Package	Type	Update	Change
@vue/cli-plugin-babel	devDependencies	major	3.12.1 -> 4.0.4
@vue/cli-plugin-typescript	devDependencies	major	3.12.1 -> 4.0.4
@vue/cli-service (source)	devDependencies	major	3.12.1 -> 4.0.4

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