ci: bump actions/upload-artifact from 4 to 7

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

Author: dependabot[bot]

.github/workflows/desktop-release.yml

@@ -89,7 +89,7 @@ jobs:
           npx electron-builder ${{ matrix.target }} --publish never
         shell: bash
 
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@v7
         with:
           name: deepsql-desktop-${{ matrix.name }}
           if-no-files-found: error

.github/workflows/release.yml

@@ -49,7 +49,7 @@ jobs:
           sha512sum -c SHA512SUMS
 
       - name: Upload workflow artifacts
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: deepsql-${{ github.ref_name }}
           path: release-artifacts/${{ github.ref_name }}/