Migrate build target markers to keyboard.json - W (#23511)

keyboards/work_louder/nano/keyboard.json

@@ -9,6 +9,18 @@
         "device_version": "0.0.1",
         "max_power": 100
     },
+    "build": {
+        "lto": true
+    },
+    "features": {
+        "bootmagic": true,
+        "encoder": true,
+        "extrakey": true,
+        "mousekey": true,
+        "nkro": true,
+        "rgb_matrix": true,
+        "rgblight": true
+    },
     "rgb_matrix": {
         "animations": {
             "alphas_mods": true,

keyboards/work_louder/nano/rules.mk

@@ -1,18 +1 @@
-# Build Options
-#   change yes to no to disable
-#
-BOOTMAGIC_ENABLE = yes      # Enable Bootmagic Lite
-MOUSEKEY_ENABLE = yes       # Mouse keys
-EXTRAKEY_ENABLE = yes       # Audio control and System control
-CONSOLE_ENABLE = no         # Console for debug
-COMMAND_ENABLE = no         # Commands for debug and configuration
-NKRO_ENABLE = yes           # Enable N-Key Rollover
-BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
-RGBLIGHT_ENABLE = yes       # Enable keyboard RGB underglow
-AUDIO_ENABLE = no           # Audio output
-ENCODER_ENABLE = yes
-LTO_ENABLE = yes
-
-RGB_MATRIX_ENABLE = yes
-
 SRC += rgb_functions.c