[Task] rsx: Support MSAA textures for the shader interpreter

[kd-11]

Check parent ticket for details.

[digant73]

Below, just as a reminder of what I currently see on Vulkan renderer (present also on old releases).

In some games such as R1, R2, UC1 etc. with Vulkan renderer, Shader Interpreter only shader and Anti-Aliasing set to Auto in the GPU tab I have something like:

while if Anti-Aliasing is set to Disabled I have a proper image: