Bump ray from 2.48.0 to 2.52.0 in /requirements

Bumps [ray](https://github.com/ray-project/ray) from 2.48.0 to 2.52.0.
- [Release notes](https://github.com/ray-project/ray/releases)
- [Commits](ray-project/ray@ray-2.48.0...ray-2.52.0)

---
updated-dependencies:
- dependency-name: ray
  dependency-version: 2.52.0
  dependency-type: direct:production
...

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

Author: dependabot[bot]

requirements/test.txt

@@ -903,7 +903,7 @@ rasterio==1.4.3
     #   rioxarray
     #   terratorch
     #   torchgeo
-ray==2.48.0
+ray==2.52.0
     # via -r requirements/test.in
 redis==5.2.0
     # via tensorizer