Removed pins for pip packages

Merged Luis Aleixo requested to merge feature/version_pins into master

In this MR the pins that restrict the packages to install were removed, together with code optimisation. The changes are not blocking, and reflect the needs required by the respective package updates in the code.

Related packages:

voila (core)
pytest-mypy (test)
mypy (test)

The related branch was deployed in the test environment, accessible here -

Edited by Luis Aleixo

Merge request reports