chore(ci): parallelize profile tests

[taegyunkim]

Checklist

• [ ] The PR description includes an overview of the change
• [ ] The PR description articulates the motivation for the change
• [ ] The change includes tests OR the PR description describes a testing strategy
• [ ] The PR description notes risks associated with the change, if any
• [ ] Newly-added code is easy to change
• [ ] The change follows the library release note guidelines
• [ ] The change includes or references documentation updates if necessary
• [ ] Backport labels are set (if applicable)

Reviewer Checklist

• [ ] Title is accurate
• [ ] All changes are related to the pull request's stated goal
• [ ] Avoids breaking API changes
• [ ] Testing strategy adequately addresses listed risks
• [ ] Newly-added code is easy to change
• [ ] Release note makes sense to a user of the library
• [ ] If necessary, author has acknowledged and discussed the performance implications of this PR as reported in the benchmarks PR comment
• [ ] Backport labels are set in a manner that is consistent with the release branch maintenance policy