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

keyboards/mechlovin/mechlovin9/info.json

@@ -2,6 +2,14 @@
     "manufacturer": "Mechlovin Studio",
     "url": "",
     "maintainer": "Team Mechlovin",
+    "features": {
+        "bootmagic": true,
+        "command": false,
+        "console": false,
+        "extrakey": true,
+        "mousekey": true,
+        "nkro": false
+    },
     "usb": {
         "vid": "0x4D4C"
     },

keyboards/mechlovin/mechlovin9/rules.mk

@@ -1,13 +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 = no            # Enable N-Key Rollover
-RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
-AUDIO_ENABLE = no           # Audio output
-
-DEFAULT_FOLDER = mechlovin/mechlovin9/rev1
+DEFAULT_FOLDER = mechlovin/mechlovin9/rev1