Update ruby.yml

Author: mplesha

.github/workflows/ruby.yml

@@ -26,7 +26,7 @@ jobs:
     steps:
       - name: Install my-app token
         id: my-app
-        uses: getsentry/action-github-app-token@v2
+        uses: getsentry/action-github-app-token@v3
         with:
           app_id: ${{ secrets.APP_ID }}
           private_key: ${{ secrets.APP_PRIVATE_KEY }}