chore(deps): bump actions/upload-artifact from 4 to 7 (#153)

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 4 to 7.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](https://github.com/actions/upload-artifact/compare/v4...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>

.github/workflows/build.yml

@@ -90,7 +90,7 @@ jobs:
           zip -j "$ARCHIVE_NAME" "${FILES[@]}"
 
       - name: Upload ZIP artifact
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: archive-${{ matrix.arch }}
           path: pwsp-*.zip
@@ -124,7 +124,7 @@ jobs:
           fi
 
       - name: Upload .deb artifact
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: deb-packages-${{ matrix.arch }}
           path: target/debian/*.deb