Bump pandas from 1.4.1 to 1.4.2 (#2864)

Bumps [pandas](https://github.com/pandas-dev/pandas) from 1.4.1 to 1.4.2.
- [Release notes](https://github.com/pandas-dev/pandas/releases)
- [Changelog](https://github.com/pandas-dev/pandas/blob/main/RELEASE.md)
- [Commits](https://github.com/pandas-dev/pandas/compare/v1.4.1...v1.4.2)

---
updated-dependencies:
- dependency-name: pandas
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

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

requirements.txt

@@ -13,7 +13,7 @@ mozci==2.2.1
 numpy==1.21.5
 orjson==3.6.7
 ortools==9.3.10497
-pandas==1.4.1
+pandas==1.4.2
 psutil==5.9.0
 pydriller==1.12
 pyOpenSSL>=0.14  # Could not find a version that satisfies the requirement pyOpenSSL>=0.14; extra == "security" (from requests[security]>=2.7.0->libmozdata==0.1.43)