It is impossible to do it using a VIX installer. Microsoft recommends using MSI installer instead for such scenarios: https://devblogs.microsoft.com/visualstudio/vsix-and-msi/

There are also several alternatives:

• A workaround presented in this sample VSIXDebuggerVisualizer.
  However, this approach doesn't allow proper uninstalling of the plugin.
• Use new API: Create Visual Studio debugger visualizer.
  It allows to create a Debug Visualizer plugin that can be deployed using a VIX installer. However, currently, this API is quite limited and might not work for every use case. A good example of usage of this approach is ExceptionVisualizer