Move small macropad-ish layouts to data driven (#20341)

keyboards/work_louder/nano/info.json

@@ -26,9 +26,9 @@
     "layouts": {
         "LAYOUT": {
             "layout": [
-                {"label": "k00", "x": 0, "y": 0},
-                {"label": "k01", "x": 1, "y": 0},
-                {"label": "k02", "x": 2, "y": 0}
+                {"matrix": [0, 0], "x": 0, "y": 0},
+                {"matrix": [0, 1], "x": 1, "y": 0},
+                {"matrix": [0, 2], "x": 2, "y": 0}
             ]
         }
     }

keyboards/work_louder/nano/nano.h

@@ -18,17 +18,3 @@
 
 #include "quantum.h"
 #include "rgb_functions.h"
-
-/* This is a shortcut to help you visually see your layout.
- *
- * The first section contains all of the arguments representing the physical
- * layout of the board and position of the keys.
- *
- * The second converts the arguments into a two-dimensional array which
- * represents the switch matrix.
- */
-#define LAYOUT( \
-    k00, k01, k02 \
-) { \
-    { k00, k01,   k02 } \
-}