Revert "[Keyboard] Dumbpad VIA support added (#13512)"

keyboards/dumbpad/rules.mk

@@ -1,25 +1 @@
-# MCU name
-MCU = atmega32u4
-
-# Bootloader selection
-BOOTLOADER = caterina
-
-# Build Options
-#   change yes to no to disable
-#
-BOOTMAGIC_ENABLE = lite     # Virtual DIP switch configuration
-MOUSEKEY_ENABLE = yes       # Mouse keys
-EXTRAKEY_ENABLE = yes       # Audio control and System control
-CONSOLE_ENABLE = yes        # Console for debug
-COMMAND_ENABLE = no         # 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 = no            # USB Nkey Rollover
-BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
-RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
-BLUETOOTH_ENABLE = no       # Enable Bluetooth
-AUDIO_ENABLE = no           # Audio output
-
-ENCODER_ENABLE = yes
-KEY_LOCK_ENABLE = yes
+DEFAULT_FOLDER = dumbpad/v0x