fix(refactor): Change "service-groups" to "groups"

[joel5vega]

Pull Request description

Changed docref "service-groups" to "groups" to update documentation Solving issue SPEC: Rename spec service-groups to groups #60 -->

How to test these changes

in linux run grep -iR "service-groups" and verify it doesn't return any value

• ...

Pull Request checklists

This PR is a:

• [x ] maintenance

About this PR:

• [x] pre-commit hooks were executed locally.

Author's checklist:

• [x] I have reviewed the changes and it contains no misspelling.

Additional information

Reviewer's checklist

## Reviewer's Checklist

- [ ] I managed to reproduce the problem locally from the `main` branch
- [ ] I managed to test the new changes locally
- [ ] I confirm that the issues mentioned were fixed/resolved .

[xmnlab]

thanks for working on that @joel5vega ! appreciate that! LGTM (looks good to me) the release workflow is not working, but it is not related to this PR I am creating an issue for that.

[github-actions[bot]]

:tada: This PR is included in version 1.9.1 :tada:

The release is available on:

• 1.9.1
• GitHub release

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