⬆ Bump actions/upload-artifact from 6 to 7 (#43)

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 6 to 7.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v6...v7)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-version: '7'
  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>

Author: dependabot[bot]

.github/workflows/test.yml

@@ -83,7 +83,7 @@ jobs:
           CONTEXT: ${{ runner.os }}-py${{ matrix.python-version }}
           UV_PYTHON: "" # Would affect uv subprocesses spawened by fastapi-new
       - name: Store coverage files
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: coverage-${{ runner.os }}-${{ matrix.python-version }}
           path: coverage
@@ -123,7 +123,7 @@ jobs:
       - run: uv run coverage combine coverage
       - run: uv run coverage html --title "Coverage for ${{ github.sha }}"
       - name: Store coverage HTML
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: coverage-html
           path: htmlcov