Bump actions/upload-artifact from 3 to 4 (#7)

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

.github/workflows/build.yml

@@ -23,7 +23,7 @@ jobs:
         run: pipx run twine check dist/*
 
       - name: Archive wheel
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: wheel
           path: ${{ github.workspace }}/dist/
@@ -107,7 +107,7 @@ jobs:
         run: circuitpython-build-bundles --filename_prefix ${{ steps.repo-name.outputs.repo-name }} --package_folder_prefix ${{ steps.pkg-name.outputs.pkg-name }} --library_location .
 
       - name: Archive bundles
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: bundles
           path: ${{ github.workspace }}/bundles/
@@ -132,7 +132,7 @@ jobs:
         run: sphinx-build -E -W -b html . _build/html
 
       - name: Archive docs
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: docs
           path: ${{ github.workspace }}/docs/_build/html

.github/workflows/release.yml

@@ -51,7 +51,7 @@ jobs:
 
       - name: Archive bundles
         if: github.event_name == 'workflow_dispatch'
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: bundles
           path: ${{ github.workspace }}/bundles/