chore(deps): update actions/upload-pages-artifact action to v4 (#124)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
|
[actions/upload-pages-artifact](https://redirect.github.com/actions/upload-pages-artifact)
| action | major | `v3` → `v4` |

---

### Release Notes

<details>
<summary>actions/upload-pages-artifact
(actions/upload-pages-artifact)</summary>

###
[`v4`](https://redirect.github.com/actions/upload-pages-artifact/compare/v3...v4)

[Compare
Source](https://redirect.github.com/actions/upload-pages-artifact/compare/v3...v4)

</details>

---

### Configuration

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are satisfied.

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rebase/retry checkbox.

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---

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.github/workflows/publish_pages.yml

@@ -39,7 +39,7 @@ jobs:
       - name: Create site folders
         run: mkdir -p docs/build/site
       - name: Upload Artifacts
-        uses: actions/upload-pages-artifact@v3
+        uses: actions/upload-pages-artifact@v4
         with:
           path: docs/build/site
       - name: Deploy to GitHub Pages