Miosix now compiles again for all stm32f4 boards

...cortexM4_stm32f4/stm32f401re_nucleo/core/stage_1_boot.cpp

...tm32f4/stm32f401vc_stm32f4discovery/core/stage_1_boot.cpp

...texM4_stm32f4/stm32f407vg_bitsboard/core/stage_1_boot.cpp

...m32f4/stm32f407vg_thermal_test_chip/core/stage_1_boot.cpp

...texM4_stm32f4/stm32f411ce_blackpill/core/stage_1_boot.cpp

...cortexM4_stm32f4/stm32f411re_nucleo/core/stage_1_boot.cpp

...exM4_stm32f4/stm32f429zi_oledboard2/core/stage_1_boot.cpp

..._stm32f4/stm32f429zi_skyward_anakin/core/stage_1_boot.cpp

...stm32f4/stm32f429zi_skyward_homeone/core/stage_1_boot.cpp

...tm32f4/stm32f429zi_stm32f4discovery/core/stage_1_boot.cpp

...tm32f4/stm32f469ni_stm32f469i-disco/core/stage_1_boot.cpp