Implementation pcb_note_dimension and fabrication_note_dimension

- See circuit-json for object examples
- See circuit-to-svg for appearance examples

CC @techmannih 

/bounty $40


<img width="2492" height="2580" alt="Image" src="https://github.com/user-attachments/assets/a8d41cba-bf24-44b5-a604-6698d99072c8" />