Simplify workflows

[marcpaterno]

This PR simplifies the ci.yml that configures our CI workflows.

The result should be easier maintenance with no degradation of the speed of the testing.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 100.0%. Comparing base (25c960e) to head (f10da36).
⚠️ Report is 32 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #538   +/-   ##
=======================================
  Coverage   100.0%   100.0%           
=======================================
  Files          49       49           
  Lines        4898     4898           
  Branches      549      549           
=======================================
  Hits         4898     4898           

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.