[Keyboard] Move Planck EZ off 'Proton C' board (#14479)

keyboards/planck/ez/rules.mk

@@ -1,6 +1,5 @@
 # MCU name
 MCU = STM32F303
-BOARD = QMK_PROTON_C
 
 # Bootloader selection
 BOOTLOADER = stm32-dfu
@@ -9,23 +8,25 @@ BOOTLOADER = stm32-dfu
 #   change to "no" to disable the options, or define them in the Makefile in
 #   the appropriate keymap folder that will get included automatically
 #
-BOOTMAGIC_ENABLE = lite     # Enable Bootmagic Lite
-MOUSEKEY_ENABLE = yes      # Mouse keys
+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
+CONSOLE_ENABLE = yes        # Console for debug
 COMMAND_ENABLE = yes       # Commands for debug and configuration
-NKRO_ENABLE = yes            # Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
+NKRO_ENABLE = yes           # Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
 BACKLIGHT_ENABLE = no      # Enable keyboard backlight functionality
-AUDIO_ENABLE = yes           # Audio output on port C6
-UNICODE_ENABLE = no         # Unicode
+AUDIO_ENABLE = yes          # Audio output
 RGBLIGHT_ENABLE = no        # Enable WS2812 RGB underlight.
 
 # Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
 SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
-#SLEEP_LED_ENABLE = yes  # Breathing sleep LED during USB suspend
 
 ENCODER_ENABLE = yes
 RGB_MATRIX_DRIVER = IS31FL3737
 
 LAYOUTS = ortho_4x12 planck_mit
 LAYOUTS_HAS_RGB = no
+
+RGB_MATRIX_SUPPORTED = yes
+RGBLIGHT_SUPPORTED = no
+BAKCLIGHT_SUPPORTED = no