Add Petrichor to VIA

[awkannan]

Description

Add the Petrichor Keyboard to VIA
This handled both solderable and hotswap variants

QMK Pull Request

qmk/qmk_firmware#23413

Checklist

• The VIA support for this keyboard is MERGED in QMK master already (MANDATORY)
• The VIA definition follows the guide here: https://caniusevia.com/docs/layouts
• I have a V3 JSON version for this keyboard definition.(MANDATORY)
• 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

[awkannan]

Note - created as draft and will mark ready for review when QMK firmware is in master

[awkannan]

This was checked in -so I marked it as not draft. It's ready for review!