build: bump rubygems/configure-rubygems-credentials (#559)

Bumps [rubygems/configure-rubygems-credentials](https://github.com/rubygems/configure-rubygems-credentials) from 35b48d214380062b9499637cc110bb9fd0041a14 to 6f94374a7eb4cdf600b093bbcd94079187872fac.
- [Release notes](https://github.com/rubygems/configure-rubygems-credentials/releases)
- [Commits](rubygems/configure-rubygems-credentials@35b48d2...6f94374)

---
updated-dependencies:
- dependency-name: rubygems/configure-rubygems-credentials
  dependency-version: 6f94374a7eb4cdf600b093bbcd94079187872fac
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/release.yml

@@ -45,7 +45,7 @@ jobs:
           bundler-cache: true
           working-directory: ${{ env.APP_DIR }}
       - name: Configure RubyGems Credentials
-        uses: rubygems/configure-rubygems-credentials@35b48d214380062b9499637cc110bb9fd0041a14
+        uses: rubygems/configure-rubygems-credentials@6f94374a7eb4cdf600b093bbcd94079187872fac
       - name: Build and push gem
         working-directory: ${{ env.APP_DIR }}
         run: |