Added VIA support for the Shisaku keyboard

[ADPenrose]

Description

Added VIA support for the Shisaku keyboard; a 40% Alice-like keeb, assembled only with THT components, featuring a solenoid to achieve that typewriter feel.

QMK Pull Request

qmk/qmk_firmware#17572

Checklist

• The VIA support for this keyboard is in QMK master already (MANDATORY)
• The VIA definition follows the guide here: https://caniusevia.com/docs/layouts
• I have tested this keyboard definition using VIA's "Design" tab.
• I have tested this keyboard definition with firmware on a device.
• I have assigned alpha keys and modifier keys with the correct colors.
• The Vendor ID is not 0xFEED

[yiancar]

Cheers thanks!