Update publish-preview.yml

Author: thienbho

.github/workflows/publish-preview.yml

@@ -5,7 +5,7 @@ on:
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
-  cancel-in-progress: true
+  cancel-in-progress:true
 
 jobs:
   publish: