Migrate features from rules.mk to data driven - EFGH (#23248)

keyboards/flehrad/bigswitch/keyboard.json

@@ -25,6 +25,15 @@
     "ws2812": {
         "pin": "D3"
     },
+    "features": {
+        "bootmagic": false,
+        "command": true,
+        "console": true,
+        "extrakey": false,
+        "mousekey": false,
+        "nkro": false,
+        "rgblight": true
+    },
     "matrix_pins": {
         "cols": ["B6"],
         "rows": ["B5"]

keyboards/flehrad/bigswitch/rules.mk

@@ -1,13 +0,0 @@
-# Build Options
-#   change yes to no to disable
-#
-BOOTMAGIC_ENABLE = no       # Enable Bootmagic Lite
-MOUSEKEY_ENABLE  = no	# Mouse keys
-EXTRAKEY_ENABLE  = no	# Audio control and System control
-CONSOLE_ENABLE  = yes	# Console for debug
-COMMAND_ENABLE  = yes    # Commands for debug and configuration
-NKRO_ENABLE = no            # Enable N-Key Rollover
-BACKLIGHT_ENABLE  = no  # Custom backlighting code is used, so this should not be enabled
-AUDIO_ENABLE  = no # This can be enabled if a speaker is connected to the expansion port. Not compatible with RGBLIGHT below
-RGBLIGHT_ENABLE  = yes # This can be enabled if a ws2812 strip is connected to the expansion port.
-