Documentation update for running the workspaces e2e spec
<!--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=420405) </details> <!--IssueSummary end--> The following places needs to be updated: https://gitlab.com/gitlab-org/remote-development/gitlab-remote-development-docs/-/blob/main/doc/local-development-environment-setup.md#run-e2e-spec-locally https://docs.gitlab.com/ee/development/testing_guide/end_to_end/test_infrastructure.html
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