Update release-gem.yml

Author: aravindbuilt

.github/workflows/release-gem.yml

@@ -15,9 +15,10 @@ jobs:
     steps:
     - uses: actions/checkout@v3
     - name: Set up Ruby 2.7
-      uses: actions/setup-ruby@v1
+      uses: ruby/setup-ruby@v1
       with:
-        ruby-version: 2.7
+        ruby-version: '2.7'
+        bundler-cache: true
 
     - name: Publish to RubyGems
       run: |