Bump robinraju/release-downloader from 1.4 to 1.5

Bumps [robinraju/release-downloader](https://github.com/robinraju/release-downloader) from 1.4 to 1.5.
- [Release notes](https://github.com/robinraju/release-downloader/releases)
- [Commits](https://github.com/robinraju/release-downloader/compare/v1.4...v1.5)

---
updated-dependencies:
- dependency-name: robinraju/release-downloader
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/hxdos.yml

@@ -71,7 +71,7 @@ jobs:
           $top/vs/tool/zip.exe -r -9 $top/dosbox-x-mingw-hx-dos-${{ env.timestamp }}.zip *
           cd $top
       - name: Download Windows build
-        uses: robinraju/release-downloader@v1.4
+        uses: robinraju/release-downloader@v1.5
         with:
           repository: "joncampbell123/dosbox-x"
           latest: true