Merge pull request #593 from rundeck/renovate/ruby-2.x

chore(deps): update dependency ruby to v2.7.8

Author: fdevans

.github/workflows/release.yml

@@ -57,7 +57,7 @@ jobs:
       - name: Install Ruby
         uses: ruby/setup-ruby@v1
         with:
-          ruby-version: 2.7.2
+          ruby-version: 2.7.8
       - name: Install packagecloud.io CLI
         run: |
           gem install package_cloud