Use Bevel Weight value for baking bevel normal/grayscale

[ucupumar]

Pre-Flight checklist

• [x] Did you check to see if this issue already exists?
• [x] This is a single feature request. (Do not put multiple feature requests in one issue)

Describe The Feature Request Below

Blender shader can access bevel weight value, so it will be nice if it can be used as input for baking bevel grayscale/normal.