Spanish Request for Review - Evaluating Web Accessibility Overview

Good morning/afternoon everyone,

I just created a Pull Request (PR) with the Spanish translation of *Evaluating
Web Accessibility Overview* and it is ready for being reviewed :)

Link to the PR: https://github.com/w3c/wai-eval-overview/pull/6
Link to the preview:
https://deploy-preview-6--wai-eval-overview.netlify.com/test-evaluate/es

Thanks and best regards,
Jorge Rumoroso