layout(preonic): update to dudeofawesome's layout (#2507)

layout(preonic): update to dudeofawesome's layout (#2507)

* 🎉 duplicate default Preonic keymap

* ✨ add Workman layout

* 🚚 swap backspace and delete

* ✨ enable hold enter for shift

* 🚚 swap media play and next

* 💄 use Planck startup sound

* 💄 add Workman layer sound

* ✨ add numpad layer

* 💄 add new workman sound

* 📝 add README

* 🎨 fix layout formatting

* 📝 add image of numpad layer

* 📦 changing chibios submodule version

to match upstream/master's version

* ✨ add caps lock key on adjust layer

* ✨ reworking numpad layer to match a real numpad

* ✨ add double tap to activate numpad

* 📝 fix layout comments

* 📝 update numpad layer render

* ✨ adding operator keys to left hand on numpad

* 🎨 shorten numpad keycodes

* 🎨 remove redundant breaks

* 📝 update numpad layer render

* 🎨 fix indentation

* 🔧 add rules file

* ✨🔊 play sound when switching to numpad layer

* 🔨 use userspace sounds