Update scikit-learn requirement from <=1.5.1 to <=1.6.0 (PennLINC#339)

Updates the requirements on [scikit-learn](https://github.com/scikit-learn/scikit-learn) to permit the latest version.
- [Release notes](https://github.com/scikit-learn/scikit-learn/releases)
- [Commits](scikit-learn/scikit-learn@0.1-beta...1.6.0)

---
updated-dependencies:
- dependency-name: scikit-learn
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

pyproject.toml

@@ -26,7 +26,7 @@ dependencies = [
     "pandas<=2.2.2",
     "pybids<=0.17.0",
     "pyyaml",
-    "scikit-learn<=1.5.1",
+    "scikit-learn<=1.6.0",
     "tqdm",
 ]
 dynamic = ["version"]