Replace `read-pkg-up` with `escalade`

[NMinhNguyen]

Guidelines

• [X] Please search other issues to make sure this feature has not already been requested.

Which problem is this feature request solving?

Reduce the amount of installed dependencies by switching to escalade

Describe the solution you'd like

Would you be open to a PR that replaces read-pkg-up with escalade?

Pull request (optional)

• [X] I can submit a pull request.