[GroundStation] Added new target for version 2

...tm32f429zi_skyward_groundstation_v2/core/stage_1_boot.cpp

...rd_groundstation_v2/interfaces-impl/arch_registers_impl.h

...32f429zi_skyward_groundstation_v2/interfaces-impl/bsp.cpp

...429zi_skyward_groundstation_v2/interfaces-impl/bsp_impl.h

...29zi_skyward_groundstation_v2/interfaces-impl/hwmapping.h

...stm32f429zi_skyward_groundstation_v2/stm32_2m+256k_rom.ld

.../stm32f429zi_skyward_groundstation_v2/stm32_2m+6m_xram.ld

.../stm32f429zi_skyward_groundstation_v2/stm32_2m+8m_xram.ld

...stm32f429zi_skyward_groundstation_v2/stm32f4discovery.cfg

miosix/config/Makefile.inc

...2f4/stm32f429zi_skyward_groundstation_v2/board_settings.h

miosix/config/boards.cmake

miosix/config/options.cmake