Bump pandas from 1.4.1 to 1.4.2

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](pandas-dev/pandas@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>

Author: dependabot[bot]

Pipfile

@@ -24,5 +24,5 @@ psycopg2-binary = "==2.9.3"
 slackeventsapi = "==3.0.1"
 slackclient = "==2.9.3"
 gitpython = "==3.1.27"
-pandas = "==1.4.1"
+pandas = "==1.4.2"
 matplotlib = "==3.5.1"