Update datasets requirement from <2.19,>=2.18 to >=2.18,<2.20

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@2.18.0...2.19.0)

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

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

pyproject.toml

@@ -20,7 +20,7 @@ keywords = ["nlp", "transformers", "language-model"]
 requires-python = ">=3.8"
 dependencies = [
     "click >= 8.0.4, < 9.0.0",
-    "datasets >= 2.18, < 2.19",
+    "datasets >= 2.18, < 2.20",
     "filelock",
     "jsonlines",
     "loguru",