Adds local docker dev environment setup how-to guide to docs

[jpe442]

What Changed?

fixes DOCS-883 as part of the Docs Refresh initiative

[github-actions[bot]]

🚀 Deployed on https://deploy-preview-5951--edb-docs-staging.netlify.app

[djw-m]

I think we should move "Install docker" to the prerequisites section as...

"Have Docker Installed" And then a details reveal of the pointers on where to find the instructions.

[nidhibhammar]

@jpe442, DOCS-883 is marked as done. Can we close this PR?