Bump actions/upload-artifact from 3 to 4

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 3 to 4.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v3...v4)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/docs.yml

@@ -109,7 +109,7 @@ jobs:
 
       - name: Upload artifacts
         if: github.event_name == 'release'
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: docs_output
           path: docs_output/

.github/workflows/wheels.yml

@@ -60,7 +60,7 @@ jobs:
             mv $i $(ls $i | sed 's/macosx_12_0/macosx_10_15/g')
           done
       - name: Upload Wheels
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: macOS-wheel-${{ matrix.python }}
           path: dist
@@ -92,7 +92,7 @@ jobs:
           python setup.py sdist
 
       - name: Upload sdist
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: sdist
           path: dist
@@ -122,7 +122,7 @@ jobs:
           #docker run --rm -v `pwd`:/project -w /project quay.io/pypa/manylinux_2_28_x86_64:2022-10-02-69a0972 bash .github/workflows/manylinux/buildwheels.sh
 
       - name: Upload Wheels
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: linux-wheels
           path: dist/wheelhouse