Update xarray requirement from <2024 to <2025

Updates the requirements on [xarray](https://github.com/pydata/xarray) to permit the latest version.
- [Release notes](https://github.com/pydata/xarray/releases)
- [Changelog](https://github.com/pydata/xarray/blob/main/HOW_TO_RELEASE.md)
- [Commits](pydata/xarray@v0.1...v2024.01.1)

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

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

pyproject.toml

@@ -119,7 +119,7 @@ scientific = [
   "cfgrib<1",
   "cftime<2",
   "scipy<2",
-  "xarray<2024",
+  "xarray<2025",
 ]
 test = [
   "pytest<8",