[Keyboard] DZTECH: CODE CLEANUP (#5828)

* Delete board.c

* Delete board.h

* Delete board.mk

* Delete bootloader_defs.h

* Delete chconf.h

* Delete halconf.h

* Delete mcuconf.h

* Update rules.mk

* Update config.h

* Update config.h

* Update config.h

* Update config.h

* Update config.h

* Update rules.mk

* Delete bootloader_defs.h

* Delete halconf.h

* Delete chconf.h

* Delete mcuconf.h

* Update rules.mk

* Update config.h

* Update dz40rgb.c

* Update dz65rgb.c

keyboards/dztech/dz40rgb/rules.mk

@@ -1,50 +1,6 @@
-# project specific files
-
-## chip/board settings
-#   the next two should match the directories in
-#   <chibios>/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)
-MCU_FAMILY = STM32
-MCU_SERIES = STM32F3xx
-
-# Linker script to use
-#   it should exist either in <chibios>/os/common/ports/ARMCMx/compilers/GCC/ld/
-#   or <this_dir>/ld/
-MCU_LDSCRIPT = STM32F303xC
-
-# Startup code to use
-#  - it should exist in <chibios>/os/common/startup/ARMCMx/compilers/GCC/mk/
-MCU_STARTUP = stm32f3xx
-
-# Board: it should exist either in <chibios>/os/hal/boards/
-#  or <this_dir>/boards
-BOARD = GENERIC_STM32_F303XC
-
-# Cortex version
-MCU  = cortex-m4
-
-# ARM version, CORTEX-M0/M1 are 6, CORTEX-M3/M4/M7 are 7
-ARMV = 7
-
-USE_FPU = yes
-
-# Vector table for application
-# 0x00000000-0x00001000 area is occupied by bootlaoder.*/
-# The CORTEX_VTOR... is needed only for MCHCK/Infinity KB
-# OPT_DEFS = -DCORTEX_VTOR_INIT=0x08005000
-OPT_DEFS =
-
-# Do not put the microcontroller into power saving mode
-# when we get USB suspend event. We want it to keep updating
-# backlight effects.
-OPT_DEFS += -DNO_SUSPEND_POWER_DOWN
-
-# Options to pass to dfu-util when flashing
+MCU  = STM32F303
 DFU_ARGS = -d 0483:df11 -a 0 -s 0x08000000:leave
 DFU_SUFFIX_ARGS = -p DF11 -v 0483
-
-# Build Options
-#   comment out to disable the options.
-#
 BACKLIGHT_ENABLE = no
 BOOTMAGIC_ENABLE = lite            # Virtual DIP switch configuration
 MOUSEKEY_ENABLE = yes              # Mouse keys