Don't run push-to-vscode action for pre-release builds (#1113)

## Changes
<!-- Summary of your changes that are easy to understand -->

## Tests
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.github/workflows/publish-to-vscode.yml

@@ -13,6 +13,7 @@ on:
 
 jobs:
     publish-to-vscode:
+        if: ${{ ! endsWith(github.event.inputs.version, "preview") || github.event_name == 'workflow_dispatch' }}
         runs-on: ubuntu-latest
         environment: Production