Remove unnecessary strategy from release.yml

Author: adamtheturtle

.github/workflows/release.yml

@@ -20,10 +20,6 @@ jobs:
       # This is needed for https://github.com/stefanzweifel/git-auto-commit-action.
       contents: write
 
-    strategy:
-      matrix:
-        python-version: ['3.13']
-
     steps:
       - uses: actions/checkout@v4
         with: