Update release.yml

Author: weppos

.github/workflows/release.yml

@@ -11,7 +11,7 @@ jobs:
   release:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v7
+      - uses: actions/checkout@v7.0.0
       - name: Release Gem
         uses: cadwallion/publish-rubygems-action@94a6f4cd5350581749c569b5001eecc864e3ad0b
         env: