[Keyboard] Use Bootmagic Lite on Montex (#14036)

Co-authored-by: Anthony Lowery <anthony.lowery@unity3d.com>

keyboards/montex/rules.mk

@@ -7,7 +7,7 @@ BOOTLOADER = atmel-dfu
 # Build Options
 #   change yes to no to disable
 #
-BOOTMAGIC_ENABLE = full     # Virtual DIP switch configuration
+BOOTMAGIC_ENABLE = lite     # Virtual DIP switch configuration
 MOUSEKEY_ENABLE = yes       # Mouse keys
 EXTRAKEY_ENABLE = yes       # Audio control and System control
 CONSOLE_ENABLE = no         # Console for debug