Migrate features from rules.mk to DD (#23247)

keyboards/arrayperipherals/1x4p1/keyboard.json

@@ -15,6 +15,16 @@
   },
   "processor": "atmega32u4",
   "bootloader": "caterina",
+  "features": {
+    "bootmagic": true,
+    "command": false,
+    "console": false,
+    "encoder": true,
+    "extrakey": true,
+    "mousekey": true,
+    "nkro": true,
+    "unicode": true
+  },
   "matrix_pins": {
     "direct": [
       ["C7", "B7", "D6", "F5", "F7"]

keyboards/arrayperipherals/1x4p1/rules.mk

@@ -1,14 +0,0 @@
-# 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 = no        # Enable keyboard RGB underglow
-AUDIO_ENABLE = no           # Audio output
-UNICODE_ENABLE = yes
-ENCODER_ENABLE = yes