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] <[email protected]>

.github/workflows/_release.yml

@@ -23,7 +23,7 @@ jobs:
       - name: Create GitHub Release
         # We pin to the SHA, not the tag, for security reasons.
         # https://docs.github.com/en/actions/learn-github-actions/security-hardening-for-github-actions#using-third-party-actions
-        uses: softprops/action-gh-release@69320dbe05506a9a39fc8ae11030b214ec2d1f87 # v0.1.15
+        uses: softprops/action-gh-release@a74c6b72af54cfa997e81df42d94703d6313a2d0 # v0.1.15
         with:
           prerelease: ${{ contains(github.ref_name, 'a') || contains(github.ref_name, 'b') || contains(github.ref_name, 'rc') }}
           files: "*"