Update Create Release Pull Request

Author: nakamuuu

.github/workflows/create-release-pr.yml

@@ -2,16 +2,17 @@ name: Create Release Pull Request
 on: workflow_dispatch
 jobs:
   job:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-latest
     steps:
       - name: Checkout Code
         uses: actions/checkout@v5.0.0
         with:
           fetch-depth: 0
       - name: Set up Ruby
-        uses: actions/setup-ruby@v1.1.2
+        uses: ruby/setup-ruby@v1
         with:
-          ruby-version: 2.7.x
+          ruby-version: '3.4.7'
+          bundler-cache: true
       - name: Create a release pull request
         env:
           GIT_PR_RELEASE_TOKEN: ${{ secrets.GITHUB_TOKEN }}