Merge branch '25374-svg-as-prop' into 'master'

Resolve "Provide SVG as a prop instead of hiding and copy them in environments table"

## What does this MR do?
- Provides SVG as a prop instead of manually manipulate the DOM to show it 
- Uniforms all props names in environments related components, 3 formats were being used and it was error prone
- Adds tests for the new SVG props.

## Why was this MR needed?
Technical debt.

## Does this MR meet the acceptance criteria?

- [x] [Changelog entry](https://docs.gitlab.com/ce/development/changelog.html) added
- [ ] [Documentation created/updated](https://gitlab.com/gitlab-org/gitlab-ce/blob/master/doc/development/doc_styleguide.md)
- [ ] API support added
- Tests
  - [x] Added for this feature/bug
  - [ ] All builds are passing
- [x] Conform by the [merge request performance guides](http://docs.gitlab.com/ce/development/merge_request_performance_guidelines.html)
- [x] Conform by the [style guides](https://gitlab.com/gitlab-org/gitlab-ce/blob/master/CONTRIBUTING.md#style-guides)
- [x] Branch has no merge conflicts with `master` (if it does - rebase it please)
- [x] [Squashed related commits together](https://git-scm.com/book/en/Git-Tools-Rewriting-History#Squashing-Commits)

## What are the relevant issue numbers?
Closes #25374

See merge request !7992

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