[ConRIG] Added Con RIG target (UNTESTED)

.vscode/c_cpp_properties.json

cmake/boards.cmake

src/bsps/stm32f429zi_con_rig/config/board_options.cmake

src/bsps/stm32f429zi_con_rig/config/board_settings.h

src/bsps/stm32f429zi_con_rig/config/miosix_settings.h

src/bsps/stm32f429zi_con_rig/core/stage_1_boot.cpp

...stm32f429zi_con_rig/interfaces-impl/arch_registers_impl.h

src/bsps/stm32f429zi_con_rig/interfaces-impl/bsp.cpp

src/bsps/stm32f429zi_con_rig/interfaces-impl/bsp_impl.h

src/bsps/stm32f429zi_con_rig/interfaces-impl/hwmapping.h

src/bsps/stm32f429zi_con_rig/stm32_2m+256k_rom.ld

src/bsps/stm32f429zi_con_rig/stm32_2m+8m_xram.ld