Bump robinraju/release-downloader from 1.11 to 1.12

Bumps [robinraju/release-downloader](https://github.com/robinraju/release-downloader) from 1.11 to 1.12.
- [Release notes](https://github.com/robinraju/release-downloader/releases)
- [Commits](robinraju/release-downloader@v1.11...v1.12)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/release.yaml

@@ -10,7 +10,7 @@ jobs:
         runs-on: ubuntu-latest
         steps:
             -   uses: actions/checkout@v4
-            -   uses: robinraju/release-downloader@v1.11
+            -   uses: robinraju/release-downloader@v1.12
                 name: Download release signature
                 with:
                     repository: "phpdocumentor/phpdocumentor"