Bump actions/upload-artifact from 4.3.4 to 4.4.0 in the actions group

Bumps the actions group with 1 update: [actions/upload-artifact](https://github.com/actions/upload-artifact).


Updates `actions/upload-artifact` from 4.3.4 to 4.4.0
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@0b2256b...5076954)

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

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/source-and-docs-release.yml

@@ -101,7 +101,7 @@ jobs:
           python ../release.py --export "$CPYTHON_RELEASE" --skip-docs
 
       - name: "Upload the source artifacts"
-        uses: actions/upload-artifact@0b2256b8c012f0828dc542b3febcab082c67f72b # v4.3.4
+        uses: actions/upload-artifact@50769540e7f4bd5e21e526ee35c689e35e0d6874 # v4.4.0
         with:
           name: source
           path: |
@@ -143,7 +143,7 @@ jobs:
           SPHINXOPTS="-j10" make dist
 
       - name: "Upload the docs artifacts"
-        uses: actions/upload-artifact@0b2256b8c012f0828dc542b3febcab082c67f72b # v4.3.4
+        uses: actions/upload-artifact@50769540e7f4bd5e21e526ee35c689e35e0d6874 # v4.4.0
         with:
           name: docs
           path: |