Migrate features and LTO from rules.mk to data driven (#23307)

keyboards/8pack/info.json

@@ -32,6 +32,16 @@
   },
   "processor": "atmega32u4",
   "bootloader": "caterina",
+  "features": {
+    "backlight": true,
+    "bootmagic": false,
+    "command": true,
+    "console": true,
+    "extrakey": false,
+    "mousekey": false,
+    "nkro": false,
+    "rgblight": true
+  },
   "matrix_pins": {
     "direct": [
       ["F4", "F5", "F6", "F7"],

keyboards/8pack/rules.mk

@@ -1,15 +1 @@
-# 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 = yes # Enable keyboard backlight functionality
-AUDIO_ENABLE     = no
-RGBLIGHT_ENABLE  = yes
-OLED_ENABLE = no
-
 DEFAULT_FOLDER = 8pack/rev12