MNT update scikit-learn to 1.7.0

Author: MatthewSZhang

.github/workflows/wheel.yml

@@ -48,8 +48,6 @@ jobs:
           CIBW_CONFIG_SETTINGS_WINDOWS: "setup-args=--vsenv"
           # Include free-threaded support
           CIBW_ENABLE: cpython-freethreading
-          # Numpy, scipy, Cython only have free-threaded wheels on scientific-python-nightly-wheels
-          CIBW_BUILD_FRONTEND: 'pip; args: --pre --extra-index-url "https://pypi.anaconda.org/scientific-python-nightly-wheels/simple" --only-binary :all:'
       - name: Upload package
         uses: actions/upload-artifact@v4
         with: