Keyboard: Enable defaults for Sol (qmk#4751)

The enables RGB, Mousekeys, and Extrakeys for users of config.qmk.fm

keyboards/sol/rules.mk

@@ -52,19 +52,14 @@ OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT
 #   the appropriate keymap folder that will get included automatically
 #
 BOOTMAGIC_ENABLE = no       # Virtual DIP switch configuration(+1000)
-MOUSEKEY_ENABLE = no       # Mouse keys(+4700)
-EXTRAKEY_ENABLE = no       # Audio control and System control(+450)
+MOUSEKEY_ENABLE = yes       # Mouse keys(+4700)
+EXTRAKEY_ENABLE = yes       # Audio control and System control(+450)
 CONSOLE_ENABLE = no         # Console for debug(+400)
-COMMAND_ENABLE = no        # Commands for debug and configuration
+COMMAND_ENABLE = yes        # Commands for debug and configuration
 NKRO_ENABLE = no            # 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
-MIDI_ENABLE = no            # MIDI controls
-AUDIO_ENABLE = no           # Audio output on port C6
 UNICODE_ENABLE = no         # Unicode
 BLUETOOTH_ENABLE = no       # Enable Bluetooth with the Adafruit EZ-Key HID
-RGBLIGHT_ENABLE = no       # Enable WS2812 RGB underlight.  Do not enable this with audio at the same time.
-# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
-SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
+RGBLIGHT_ENABLE = yes       # Enable WS2812 RGB underlight.  Do not enable this with audio at the same time.
 
 CUSTOM_MATRIX = yes