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

Bumps [actions/download-artifact](https://github.com/actions/download-artifact) from 4 to 7.
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](actions/download-artifact@v4...v7)

---
updated-dependencies:
- dependency-name: actions/download-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/release.yml

@@ -118,13 +118,13 @@ jobs:
       - uses: actions/checkout@v6
 
       - name: Download VSCode extension
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v7
         with:
           name: vscode-extension
           path: ./artifacts/vscode
 
       - name: Download Cursor extension
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v7
         with:
           name: cursor-extension
           path: ./artifacts/cursor