Fix typo in release job

.github/workflows/release.yml

@@ -3,6 +3,7 @@ name: Release
 on:
   release:
     types: [published]
+  workflow_dispatch:
 
 jobs:
   release:
@@ -12,7 +13,7 @@ jobs:
       id-token: write
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checout@v4
+      - uses: actions/checkout@v4
       - uses: ruby/setup-ruby@v1
         with:
           bundler-cache: true