Modular Y Carriage V3

This is the third version of the Modular Y Carriage. Do leave a comment whether it will work or not, I need feedbacks, thank you.

In this version:
- Bearing no longer sits on the corner
- Corner has 3 beam mount profiles
- Bearing Adapter to accommodate lm8uu mount
- Added Light and Solid type
- Bearing Adapter still compatible with V2
- Theoretically able to achieve more travel on Y axis because bearing now sits in the middle of the carriage
- More linear rail offsets this time to sui