[Keyboard] Docs/folder organization and info json fixed (#14239)

Co-authored-by: Ryan <fauxpark@gmail.com>

keyboards/mechanickeys/undead60m/readme.md

@@ -0,0 +1,27 @@
+# Undead 60M
+
+![Undead 60M](https://i.imgur.com/0EWBzNth.jpeg)
+
+![Undead 60M](https://i.imgur.com/m8z1kMVh.jpeg)
+
+![Undead 60M](https://i.imgur.com/AZIfVzNh.jpeg)
+
+A 60% PCB with some add-ons
+  - RGB Underglow
+  - Macro cluster
+  - Hotswap
+  - optional Knob
+
+* Keyboard Maintainer: [jfescobar18](https://github.com/jfescobar18)
+* Hardware Supported: Undead 60M PCB
+* Hardware Availability: [MechanicKeys](https://www.facebook.com/MechanicKeys-104963764775280)
+
+Make example for this keyboard (after setting up your build environment):
+
+    make undead60m/:default
+
+Flashing example for this keyboard:
+
+    make undead60m:default:flash
+    
+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).