Added MSI RTX3070 Suprim 8GB LHR GPU

* Registered detector in MSIGPUControllerDetect.cpp
* Link to [webpage](https://www.msi.com/Graphics-Card/GeForce-RTX-3070-SUPRIM-8G-LHR/Specification)
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Gitea Version: 1.28.0+dev-477-g8b6ad49a5f