Update datasets requirement in /tools/who_what_benchmark

Updates the requirements on [datasets](https://github.com/huggingface/datasets) to permit the latest version.
- [Release notes](https://github.com/huggingface/datasets/releases)
- [Commits](huggingface/datasets@0.0.2...3.2.0)

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

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

tools/who_what_benchmark/requirements.txt

@@ -7,4 +7,4 @@ pandas>=2.0.3
 numpy>=1.23.5
 tqdm>=4.66.1
 diffusers
-datasets<3.2.0
+datasets<3.3.0