chore: removed manual trigger in publish app

Author: A-5ingh

.github/workflows/publish-sample-app.yml

@@ -4,14 +4,6 @@ on:
   release:
     types: [published]
 
-  workflow_dispatch:
-    inputs:
-      test_mode:
-        description: 'Running in test mode'
-        type: boolean
-        default: true
-        required: false
-
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}
   cancel-in-progress: true