⬆️ Bump actions/upload-artifact in /.github/workflows (#33)

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 5 to 6.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v5...v6)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-version: '6'
  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/build.yml

@@ -39,7 +39,7 @@ jobs:
       - name: Build sdist
         run: |
           pipx run build --sdist
-      - uses: actions/upload-artifact@v5
+      - uses: actions/upload-artifact@v6
         with:
           name: pkg-sdist
           path: dist/*.tar.gz
@@ -64,7 +64,7 @@ jobs:
         run: |
           export TARINA_NO_EXTENSIONS=1
           pipx run build --wheel
-      - uses: actions/upload-artifact@v5
+      - uses: actions/upload-artifact@v6
         with:
           name: pkg-pure-wheel
           path: dist/*.whl
@@ -148,7 +148,7 @@ jobs:
         env:
           CIBW_SKIP: cp313t* cp314t* pp* ${{ matrix.musl == 'musllinux' && '*manylinux*' || '*musllinux*' }}
       - name: Upload wheels
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         if: github.event_name != 'pull_request'
         with:
           name: >-