[MTR] Added gemini motor board board support package

...m32f7/stm32f767zi_compute_unit/interfaces-impl/bsp_impl.h

...M7_stm32f7/stm32f767zi_gemini_motor/core/stage_1_boot.cpp

...f767zi_gemini_motor/interfaces-impl/arch_registers_impl.h

..._stm32f7/stm32f767zi_gemini_motor/interfaces-impl/bsp.cpp

...m32f7/stm32f767zi_gemini_motor/interfaces-impl/bsp_impl.h

...32f7/stm32f767zi_gemini_motor/interfaces-impl/hwmapping.h

...xM7_stm32f7/stm32f767zi_gemini_motor/stm32_2m+16m_xram.ld

...xM7_stm32f7/stm32f767zi_gemini_motor/stm32_2m+384k_ram.ld

...ortexM7_stm32f7/stm32f767zi_gemini_motor/board_settings.h

miosix/config/boards.cmake

miosix/config/options.cmake