Refactor to simpler keymaps.

app/dts/bindings/zmk,keymap.yaml

@@ -3,15 +3,13 @@ description: |
 
 compatible: "zmk,keymap"
 
-properties:
-  transform:
-    type: phandle
-    required: false
+child-binding:
+  description: "A layer to be used in a keymap"
 
-  label:
-    type: string
-    required: true
-
-  layers:
-    type: phandles
-    required: true
+  properties:
+    bindings:
+      type: phandle-array
+      required: true
+    sensor-bindings:
+      type: phandle-array
+      required: false

app/dts/bindings/zmk,layers.yaml

@@ -1,18 +0,0 @@
-description: |
-  Allows defining the various keymap layers for use.
-
-compatible: "zmk,layers"
-
-child-binding:
-  description: "A layer to be used in a keymap"
-
-  properties:
-    label:
-      type: string
-      required: true
-    bindings:
-      type: phandle-array
-      required: true
-    sensor-bindings:
-      type: phandle-array
-      required: false