build(deps): bump softprops/action-gh-release in the actions group

Bumps the actions group with 1 update: [softprops/action-gh-release](https://github.com/softprops/action-gh-release).


Updates `softprops/action-gh-release` from 2.0.5 to 2.0.6
- [Release notes](https://github.com/softprops/action-gh-release/releases)
- [Changelog](https://github.com/softprops/action-gh-release/blob/master/CHANGELOG.md)
- [Commits](softprops/action-gh-release@69320db...a74c6b7)

---
updated-dependencies:
- dependency-name: softprops/action-gh-release
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: actions
...

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

Author: dependabot[bot]

.github/workflows/release.yml

@@ -140,7 +140,7 @@ jobs:
         # Confusingly, this action also supports updating releases, not
         # just creating them. This is what we want here, since we've manually
         # created the release that triggered the action.
-        uses: softprops/action-gh-release@69320dbe05506a9a39fc8ae11030b214ec2d1f87 # v0.1.15
+        uses: softprops/action-gh-release@a74c6b72af54cfa997e81df42d94703d6313a2d0 # v0.1.15
         with:
           # smoketest-artifacts/ contains the signatures and certificates.
           files: |