chore: update setup-ruby github action

Author: thisisabhash

.github/workflows/deploy_liveness.yml

@@ -67,7 +67,7 @@ jobs:
           token: ${{steps.retrieve-token.outputs.token}}
 
       - name: Setup Ruby
-        uses: ruby/setup-ruby@22fdc77bf4148f810455b226c90fb81b5cbc00a7 # v1.171.0
+        uses: ruby/setup-ruby@efbf473cab83af4468e8606cc33eca9281bb213f # v1.256.0
         with:
           ruby-version: '3.2.1'
           bundler-cache: true