Facing a slighly more complex scenario

I don't know if it's possible to cover this scenario:

https://stackoverflow.com/questions/69215561/net-core-plugin-mixed-dependency-injection-sharing-a-dependency

In short, the plugin consumer wants to register a dependency inside for the plugins to use (via IoC DI registration).

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* ID: 06023407-704f-0ace-e89a-eedd9f95a007
* Version Independent ID: f25a6e1a-cb10-867b-0522-a377bf9d016b
* Content: [Create a .NET Core application with plugins - .NET](https://docs.microsoft.com/en-us/dotnet/core/tutorials/creating-app-with-plugin-support)
* Content Source: [docs/core/tutorials/creating-app-with-plugin-support.md](https://github.com/dotnet/docs/blob/main/docs/core/tutorials/creating-app-with-plugin-support.md)
* Product: **dotnet-fundamentals**
* GitHub Login: @jkoritzinsky
* Microsoft Alias: **jekoritz**