Matrix3x3: support multiplication of vectors of different type. [Fixed]
Now compatible with CI clang:
https://www.graphics.rwth-aachen.de:9000/OpenFlipper-Free/OpenFlipper-Free/pipelines/11998 (without include, builds fine) https://www.graphics.rwth-aachen.de:9000/OpenFlipper-Free/OpenFlipper-Free/pipelines/11999