Miscellaneous keyboard.json migrations (#23486)

keyboards/handwired/split65/promicro/keyboard.json

@@ -1,4 +1,13 @@
 {
+    "features": {
+        "bootmagic": false,
+        "command": false,
+        "console": false,
+        "extrakey": false,
+        "mousekey": false,
+        "nkro": false,
+        "oled": true
+    },
     "matrix_pins": {
         "cols": ["F4", "F5", "F6", "F7", "B1", "B3", "B2", "B6"],
         "rows": ["D4", "C6", "D7", "E6", "B4"],

keyboards/handwired/split65/promicro/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 = no         # Console for debug
-COMMAND_ENABLE = no         # Commands for debug and configuration
-NKRO_ENABLE = no            # 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