Refactor to use data-testid for clone component in `projects_spec.rb`
<!--IssueSummary start--> <details> <summary> Everyone can contribute. [Help move this issue forward](https://handbook.gitlab.com/handbook/marketing/developer-relations/contributor-success/community-contributors-workflows/#contributor-links) while earning points, leveling up and collecting rewards. </summary> - [Close this issue](https://contributors.gitlab.com/manage-issue?action=close&projectId=278964&issueIid=514572) </details> <!--IssueSummary end--> The following discussion from !176182 should be addressed: - [ ] @dstull started a [discussion](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/176182#note_2310513518): (+3 comments) > **question (non-blocking):** > > can you explain the effects of changing this class here?
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