Support Black STM32F407VET6 with RAMPS-like shield (#13524)

Marlin/src/HAL/HAL_STM32/HAL.cpp

Marlin/src/core/boards.h

Marlin/src/pins/pins.h

Marlin/src/pins/pins_BLACK_STM32F407VE.h

buildroot/share/PlatformIO/boards/blackSTM32F407VET6.json

buildroot/share/PlatformIO/scripts/black_stm32f407vet6.py

.../share/PlatformIO/variants/MARLIN_F407VE/PeripheralPins.c

...oot/share/PlatformIO/variants/MARLIN_F407VE/PinNamesVar.h

...droot/share/PlatformIO/variants/MARLIN_F407VE/ldscript.ld

...re/PlatformIO/variants/MARLIN_F407VE/stm32f4xx_hal_conf.h

...droot/share/PlatformIO/variants/MARLIN_F407VE/variant.cpp

buildroot/share/PlatformIO/variants/MARLIN_F407VE/variant.h

config/examples/STM32/Black_STM32F407VET6/Configuration.h

...ig/examples/STM32/Black_STM32F407VET6/Configuration_adv.h

config/examples/STM32/STM32F10/Configuration.h

config/examples/STM32/stm32f103ret6/Configuration.h

config/examples/stm32/STM32F4/Configuration.h

platformio.ini