chore: CG ignore VS Code extensions for nightly (#4451)

.azure-pipelines/publish-nightly.yml

@@ -44,6 +44,7 @@ parameters:
 extends:
   template: azure-pipelines/npm-package/pipeline.yml@templates
   parameters:
+    cgIgnoreDirectories: $(Build.SourcesDirectory)/dependencies/vscode/extensions
     npmPackages:
       - name: monaco-editor-core
         workingDirectory: $(Build.SourcesDirectory)/dependencies/vscode/out-monaco-editor-core