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/check-release.yml

@@ -27,7 +27,7 @@ jobs:
           version_spec: next
 
       - name: Upload Distributions
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: notebook-jupyter-releaser-dist-${{ github.run_number }}
           path: .jupyter_releaser_checkout/dist

.github/workflows/ui-tests.yml

@@ -62,15 +62,15 @@ jobs:
 
       - name: Upload Playwright Test assets
         if: always()
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: notebook-${{ matrix.browser }}-test-assets
           path: |
             ui-tests/test-results
 
       - name: Upload Playwright Test report
         if: always()
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: notebook-${{ matrix.browser }}-test-report
           path: |
@@ -87,7 +87,7 @@ jobs:
 
       - name: Upload updated snapshots
         if: failure()
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: notebook-${{ matrix.browser }}-updated-snapshots
           path: ui-tests/test