Update rubygems/release-gem action to v1.1.1

Author: renovate[bot]

.github/workflows/push.yml

@@ -34,4 +34,4 @@ jobs:
           bundle install --jobs 4 --retry 3
           cd ext && bundle exec rake
 
-      - uses: rubygems/release-gem@9e85cb11501bebc2ae661c1500176316d3987059 # v1.1.0
+      - uses: rubygems/release-gem@a25424ba2ba8b387abc8ef40807c2c85b96cbe32 # v1.1.1