WIP: Reduce the PCB size to fit more displays

[kienvo]

Resolves #6

Summary by Sourcery

Shrink the main PCB layout and related footprints to enable placing more e-paper displays on a single board

Enhancements:

• Reduce PCB dimensions to accommodate additional display modules
• Update KiCad project configuration to reflect new board shape and size
• Modify NFC antenna footprint to fit within the resized board outline

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[kienvo]

This will probably increase the board thickness.

[kienvo]

layout: