Update pandas requirement from <2.1 to <2.2

Updates the requirements on [pandas](https://github.com/pandas-dev/pandas) to permit the latest version.
- [Release notes](https://github.com/pandas-dev/pandas/releases)
- [Commits](pandas-dev/pandas@0.3.0...v2.1.4)

---
updated-dependencies:
- dependency-name: pandas
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

pyproject.toml

@@ -109,7 +109,7 @@ release = [
 ]
 test = [
   "dask",
-  "pandas<2.1",
+  "pandas<2.2",
   "pytest<8",
   "pytest-cov<5",
   "pytest-mock<4",