Remove backlight pin references in rules.mk (#14513)

keyboards/c39/keymaps/drashna/rules.mk

@@ -5,22 +5,14 @@ BOARD = QMK_PROTON_C
 # Bootloader selection
 BOOTLOADER = stm32-dfu
 
-BOOTMAGIC_ENABLE = lite     # Enable Bootmagic Lite
-MOUSEKEY_ENABLE = yes       # Mouse keys(+4700)
-EXTRAKEY_ENABLE = yes       # Audio control and System control(+450)
-CONSOLE_ENABLE = yes        # Console for debug(+400)
-COMMAND_ENABLE = yes        # Commands for debug and configuration
-# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
-SLEEP_LED_ENABLE = no       # Breathing sleep LED during USB suspend
-# if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
-NKRO_ENABLE = yes            # USB Nkey Rollover
-BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality on B7 by default
-MIDI_ENABLE = no            # MIDI controls
-UNICODE_ENABLE = yes         # Unicode
-BLUETOOTH_ENABLE = no       # Enable Bluetooth with the Adafruit EZ-Key HID
-AUDIO_ENABLE = yes           # Audio output on port C6
-RGBLIGHT_ENABLE = yes       # RGB Enable / Disable
+BOOTMAGIC_ENABLE = yes
+MOUSEKEY_ENABLE = yes
+EXTRAKEY_ENABLE = yes
+CONSOLE_ENABLE = yes
+COMMAND_ENABLE = yes
+NKRO_ENABLE = yes
+AUDIO_ENABLE = yes
+UNICODE_ENABLE = yes
+HAPTIC_ENABLE = SOLENOID
 
 RGBLIGHT_STARTUP_ANIMATION = yes
-
-HAPTIC_ENABLE = SOLENOID

keyboards/c39/rules.mk

@@ -16,7 +16,7 @@ COMMAND_ENABLE = yes        # Commands for debug and configuration
 SLEEP_LED_ENABLE = no       # Breathing sleep LED during USB suspend
 # if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
 NKRO_ENABLE = no            # USB Nkey Rollover
-BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality on B7 by default
+BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 UNICODE_ENABLE = no         # Unicode
 AUDIO_ENABLE = no           # Audio output on port C6
 RGBLIGHT_ENABLE = no        # RGB Enable / Disable