Bump locust from 2.11.1 to 2.12.0 in /perf-tests (#3021)

Bumps [locust](https://github.com/locustio/locust) from 2.11.1 to 2.12.0.
- [Release notes](https://github.com/locustio/locust/releases)
- [Changelog](https://github.com/locustio/locust/blob/master/CHANGELOG.md)
- [Commits](locustio/locust@2.11.1...2.12.0)

---
updated-dependencies:
- dependency-name: locust
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

perf-tests/requirements.txt

@@ -7,4 +7,4 @@ certifi==2022.6.15
 urllib3==1.26.12
 pytest-html==3.1.1
 pytest-repeat==0.9.1
-locust==2.11.1
+locust==2.12.0