Merge pull request #3876 from rust-lang/renovate/actions-upload-pages-artifact-4.x

Update actions/upload-pages-artifact action to v4

Author: ehuss

.github/workflows/deploy.yml

@@ -24,7 +24,7 @@ jobs:
       run: |
         ./generate-book.py
     - name: Upload Artifact
-      uses: actions/upload-pages-artifact@56afc609e74202658d3ffba0e8f6dda462b719fa # v3.0.1
+      uses: actions/upload-pages-artifact@7b1f4a764d45c48632c6b24a0339c27f5614fb0b # v4.0.0
       with:
         path: ./book