Update scikit-base requirement from <1.0.0 to <2.0.0

Updates the requirements on [scikit-base](https://github.com/sktime/skbase) to permit the latest version.
- [Release notes](https://github.com/sktime/skbase/releases)
- [Commits](sktime/skbase@v0.1.0...v1.0.0)

---
updated-dependencies:
- dependency-name: scikit-base
  dependency-version: 1.0.0
  dependency-type: direct:production
...

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

Author: dependabot[bot]

pyproject.toml

@@ -55,7 +55,7 @@ dependencies = [
   "numpy >=1.18.1, <3.0.0",
   "pandas <3.0.0",
   "gradient-free-optimizers >=1.2.4, <2.0.0",
-  "scikit-base <1.0.0",
+  "scikit-base <2.0.0",
   "scikit-learn <1.8.0",
 ]