build(deps): bump the actions group across 1 directory with 4 updates

Bumps the actions group with 4 updates in the / directory: [actions/checkout](https://github.com/actions/checkout), [pypa/cibuildwheel](https://github.com/pypa/cibuildwheel), [actions/upload-artifact](https://github.com/actions/upload-artifact) and [actions/download-artifact](https://github.com/actions/download-artifact).


Updates `actions/checkout` from 5 to 6
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v5...v6)

Updates `pypa/cibuildwheel` from 3.2.1 to 3.3.0
- [Release notes](https://github.com/pypa/cibuildwheel/releases)
- [Changelog](https://github.com/pypa/cibuildwheel/blob/main/docs/changelog.md)
- [Commits](pypa/cibuildwheel@v3.2.1...v3.3.0)

Updates `actions/upload-artifact` from 5 to 6
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v5...v6)

Updates `actions/download-artifact` from 6 to 7
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](actions/download-artifact@v6...v7)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions
- dependency-name: pypa/cibuildwheel
  dependency-version: 3.3.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: actions
- dependency-name: actions/upload-artifact
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions
- dependency-name: actions/download-artifact
  dependency-version: '7'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions
...

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

Author: dependabot[bot]

.github/workflows/codespell.yml

@@ -4,5 +4,5 @@ jobs:
   codespell:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - uses: codespell-project/actions-codespell@v2.2

.github/workflows/config-options.yml

@@ -35,7 +35,7 @@ jobs:
       LD_LIBRARY_PATH: "/usr/local/lib"
     steps:
       # Setup environment
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up Python . . .
         uses: actions/setup-python@v6
         with:

.github/workflows/custom-branch.yml

@@ -37,7 +37,7 @@ jobs:
       LD_LIBRARY_PATH: "/usr/local/lib"
     steps:
       # Setup environment
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up Python . . .
         uses: actions/setup-python@v6
         with:

.github/workflows/doc.yml

@@ -28,7 +28,7 @@ jobs:
       LD_LIBRARY_PATH: "/usr/local/lib"
     steps:
       # Setup environment
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up Python . . .
         uses: actions/setup-python@v6
         with:

.github/workflows/lint.yml

@@ -28,7 +28,7 @@ jobs:
       LD_LIBRARY_PATH: "/usr/local/lib"
     steps:
       # Setup environment
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up Python . . .
         uses: actions/setup-python@v6
         with:

.github/workflows/pip.yml

@@ -29,7 +29,7 @@ jobs:
       LD_LIBRARY_PATH: "/usr/local/lib"
     steps:
       # Setup environment
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: "Set up Python"
         uses: actions/setup-python@v6
         with:

.github/workflows/test-conda.yml

@@ -31,7 +31,7 @@ jobs:
       UV_NO_SYNC: "1"
     steps:
       # Setup environment
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Create micromamba environment . . .
         uses: mamba-org/setup-micromamba@v2
         with:

.github/workflows/tests.yml

@@ -30,7 +30,7 @@ jobs:
       LD_LIBRARY_PATH: "/usr/local/lib"
     steps:
       # Setup environment
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Install uv and set the Python version
         uses: astral-sh/setup-uv@v7
         with:

.github/workflows/wheels.yml

@@ -24,16 +24,16 @@ jobs:
         os: [ubuntu-latest, ubuntu-24.04-arm, macos-15-intel, macos-latest]
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Install uv
         uses: astral-sh/setup-uv@v7
 
       # Used to host cibuildwheel
       - name: Build wheel
-        uses: pypa/cibuildwheel@v3.2.1
+        uses: pypa/cibuildwheel@v3.3.0
         with:
           output-dir: wheelhouse
-      - uses: actions/upload-artifact@v5
+      - uses: actions/upload-artifact@v6
         with:
           name: cibw-wheels-${{ matrix.os }}
           path: ./wheelhouse/*.whl
@@ -42,14 +42,14 @@ jobs:
     name: Make source distribution
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Install uv
         uses: astral-sh/setup-uv@v7
       - name: Install libsemigroups
         run: source etc/make-libsemigroups.sh && sudo make install
       - name: Build SDist
         run: uv build --sdist
-      - uses: actions/upload-artifact@v5
+      - uses: actions/upload-artifact@v6
         with:
           name: sdist
           path: dist/*.tar.gz
@@ -73,7 +73,7 @@ jobs:
 
     steps:
       - name: Download wheels and sdist artifacts
-        uses: actions/download-artifact@v6
+        uses: actions/download-artifact@v7
         with:
           # Here, we could specify a name of an artifact, or a pattern that
           # matches the names of artifacts. However, by not specifying these