chore: fix release ignore

Author: kentcdodds

.github/workflows/validate.yml

@@ -50,7 +50,7 @@ jobs:
     runs-on: ubuntu-latest
     if:
       ${{ github.repository == 'kentcdodds/babel-plugin-codegen' &&
-      contains('refs/heads/main,refs/heads/beta,refs/heads/next,refs/heads/alpha',
+      contains('refs/heads/master,refs/heads/beta,refs/heads/next,refs/heads/alpha',
       github.ref) && github.event_name == 'push' }}
     steps:
       - name: 🛑 Cancel Previous Runs