Add Upscayl's team '4xLSDIRplusC' Model

[hollowaykeanho]

Description

Please provide a short description of what feature you're looking forward to
add into the existing repository below. Please include the story behind your
idea as well to give a better visualization of your idea.

Upscayl's team made 4xLSDIRplusC model available. Hence, let's patch it.

Expected Behavior

Please specify the expected behavior of your requested feature. Some great and
helpful pointers are your expected interface (e.g. command patterns, simple
sketches of the user interface, etc).

Upscayl's team's 4xLSDIRplusC model is available.

Current Absent Behavior

Please specify the current behavior (e.g. workaround, blockage, etc).

Upscayl's team's 4xLSDIRplusC model is unavailable.

Attachment

Please drag and drop the necessary data files (e.g. screenshot, logs, etc)
below.

[hollowaykeanho]

committed in 8d703e2