Bump codecov/codecov-action from 4 to 5 (#587)

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

.github/workflows/tests.yml

@@ -58,7 +58,7 @@ jobs:
         if: matrix.kind == 'conda'
       - run: pip install -r requirements_testing.txt
       - run: git clone https://github.com/mne-tools/mne-python
-      - run: pip install --upgrade --pre -e ./mne-python git+https://github.com/nilearn/nilearn
+      - run: pip install --upgrade --pre -e ./mne-python "git+https://github.com/larsoner/nilearn@sklearn"
         if: matrix.mne == 'dev'
         name: Install MNE and nilearn dev
       # - run: pip install --upgrade --pre --force --only-binary=":all:" --index-url "https://pypi.anaconda.org/scientific-python-nightly-wheels/simple" "numpy>=2.0.0rc1" scipy h5py matplotlib pandas scikit-learn statsmodels "tables>=3.9.3.dev0"
@@ -74,5 +74,5 @@ jobs:
           path: ~/mne_data
       - run: ./tools/github_actions_download.sh
       - run: pytest --cov=mne_nirs --cov-report xml -vv -m "not examples" "mne_nirs/"
-      - uses: codecov/codecov-action@v4
+      - uses: codecov/codecov-action@v5
         if: success()