[Keyboard] Add Efreet keyboard (#6811)

* start wraith firmware

* completed initial setup

* added amber keymap to wraith

* fixed LEDs, wrote readme files

* reverted bootloader type after troubleshooting

* decapitalised files and directory as per qmk standards

* Update Wraith keyboard folder

- Add timer keymap with documentation
- Remove boilerplate in rules.mk, ready for pull request
- Update info.json with ISO and ANSI layouts, ready for QMK Configurator

* Add Efreet keyboard

* Remove unnecessary keyboard folders

* Enable community layout support for Efreet

- Rename LAYOUT macro to LAYOUT_ortho_4x12
- Add layout macro named LAYOUT_planck_mit
- Remove unnecessary magic key command, as we are using the default
- Fix readme.md formatting for GitHub

* Fix community layout support for Efreet

- Fix 2u spacebar keycodes in LAYOUT_planck_mit to denote absence of switch
- Turn on Community Layouts in rules.mk

* Update default keymap.c to use community layout

keyboards/efreet/readme.md

@@ -0,0 +1,15 @@
+# Efreet
+
+![efreet](https://i.imgur.com/Lh6WLuI.jpg)
+
+Custom PCB for the Efreet (as4x) keyboard.
+
+Keyboard Maintainer: [Amber Holly](https://github.com/amberstarlight)  
+Hardware Supported: Efreet PCB  
+Hardware Availability: private group buy
+
+Make example for this keyboard (after setting up your build environment):
+
+    make efreet:default
+
+See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).