Support for board `outline` prop

[homie-gg[bot]]

This might be a duplicate of: Support outline prop on <board />.

[homie-gg[bot]]

Here are some pull requests that might be helpful reference for this task:

• added BoardProps outline prop type
• added pcb_board outline prop type
• added optional outline prop to board-builder

[tscircuitbot]

Aider has created a pull request to address this issue: https://github.com/tscircuit/core/pull/37

Please review the changes and provide feedback.

[homie-gg[bot]]

This might have already been done via: can now draw boards rectangular and outlined.