Update release.yml to use latest Ruby version instead of 3.4

Co-authored-by: kojix2 <[email protected]>

Author: Copilot

.github/workflows/release.yml

@@ -12,7 +12,7 @@ jobs:
       - uses: actions/checkout@v5
       - uses: ruby/setup-ruby@v1
         with:
-          ruby-version: "3.4"
+          ruby-version: "ruby"
       - name: Extract release note
         run: |
           ruby \