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

keyboards/handwired/ergocheap/keyboard.json

@@ -11,6 +11,15 @@
     "tapping": {
         "term": 500
     },
+    "features": {
+        "bootmagic": true,
+        "command": true,
+        "console": true,
+        "extrakey": true,
+        "mousekey": true,
+        "nkro": true,
+        "sleep_led": true
+    },
     "matrix_pins": {
         "cols": ["A8", "A9", "B14", "B12", "B13", "B15", "B3", "B11", "A4", "A5", "A6", "A7", "B0", "B1", "B10"],
         "rows": ["B5", "B6", "B7", "B9", "B8"]

keyboards/handwired/ergocheap/rules.mk

@@ -1,14 +0,0 @@
-
-# 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 = yes        # Console for debug
-COMMAND_ENABLE = yes        # 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
-SLEEP_LED_ENABLE = yes