Migrate build target markers to keyboard.json - R (#23542)

keyboards/rubi/keyboard.json

@@ -8,6 +8,14 @@
       "pid": "0x5242",
       "device_version": "0.0.1"
    },
+   "features": {
+      "bootmagic": false,
+      "encoder": true,
+      "extrakey": true,
+      "mousekey": false,
+      "nkro": true,
+      "oled": true
+   },
    "matrix_pins": {
       "cols": ["B3", "B2", "B1", "F7"],
       "rows": ["F0", "F1", "F4", "F5", "F6"]

keyboards/rubi/rules.mk

@@ -1,18 +1,3 @@
-# Build Options
-#   change yes to no to disable
-#
-BOOTMAGIC_ENABLE = no       # Enable Bootmagic Lite
-MOUSEKEY_ENABLE = no        # 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
-OLED_ENABLE = yes
-ENCODER_ENABLE = yes
-
 SRC += lib/oled.c \
 	   lib/encoder.c \
 	   lib/calc.c