chore(deps): update actions/upload-artifact action to v4.4.0 (#1111)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
|
[actions/upload-artifact](https://togithub.com/actions/upload-artifact)
| action | minor | `v4.3.6` -> `v4.4.0` |

---

### Release Notes

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

###
[`v4.4.0`](https://togithub.com/actions/upload-artifact/compare/v4.3.6...v4.4.0)

[Compare
Source](https://togithub.com/actions/upload-artifact/compare/v4.3.6...v4.4.0)

</details>

---

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rebase/retry checkbox.

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---

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.github/workflows/checks.yml

@@ -64,12 +64,13 @@ jobs:
         if: matrix.os == 'ubuntu-latest'
 
       - name: Store coverage report
-        uses: actions/upload-artifact@v4.3.6
+        uses: actions/upload-artifact@v4.4.0
         if: matrix.os == 'ubuntu-latest'
         with:
           name: coverage-${{ matrix.python }}
           path: .coverage.${{ matrix.python }}
           if-no-files-found: error
+          include-hidden-files: true
 
   coverage:
     name: Combine & check coverage
@@ -106,7 +107,7 @@ jobs:
           .venv/bin/python -m coverage report --fail-under=100          
 
       - name: Upload HTML report if check failed.
-        uses: actions/upload-artifact@v4.3.6
+        uses: actions/upload-artifact@v4.4.0
         with:
           name: html-report
           path: htmlcov