How to docker ubuntu (backport #291)

[mergify]

This is an automatic backport of pull request #291 done by Mergify.
Cherry-pick of c526967 has failed:

On branch mergify/bp/foxy/pr-291
Your branch is up to date with 'origin/foxy'.

You are currently cherry-picking commit c526967.
  (fix conflicts and run "git cherry-pick --continue")
  (use "git cherry-pick --skip" to skip this patch)
  (use "git cherry-pick --abort" to cancel the cherry-pick operation)

Changes to be committed:
	new file:   _scripts/start-docker.sh
	new file:   doc/how_to_guides/how_to_setup_docker_containers_in_ubuntu.rst

Unmerged paths:
  (use "git add/rm <file>..." as appropriate to mark resolution)
	deleted by us:   doc/how_to_guides/how_to_guides.rst

To fix up this pull request, you can check it out locally. See documentation: https://docs.github.com/en/github/collaborating-with-pull-requests/reviewing-changes-in-pull-requests/checking-out-pull-requests-locally

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[tylerjw]

Closing as we decided to not backport this.