[IR/Immersive Railroading] HT657's locomotives pack

This set of railway locomotive models for the Immersive Railroading mod was created through the collaborative efforts of HT657 and ChiHai_ChenXi. The models were developed by HT657, packaged by ChiHai_ChenXi, and sound effects were also provided by HT657.

This pack offers high-quality locomotive models that seamlessly integrate with the Immersive Railroading mod's railway system.