STM32

Dev to master v2.4 #317

Job	Run time
lint	8s
Test compiling (STMicroelectronics:stm32:Nucleo_64:pnum=NUCLEO_G431RB)	3m 13s
Test compiling (STMicroelectronics:stm32:GenL4:pnum=GENERIC_L475RGTX)	3m 6s
Test compiling (STMicroelectronics:stm32:GenF4:pnum=GENERIC_F405RGTX)	1m 36s
Test compiling (STMicroelectronics:stm32:GenF1:pnum=BLUEPILL_F103C8)	1m 43s
Test compiling (STMicroelectronics:stm32:Nucleo_144:pnum=NUCLEO_H723ZG)	4m 17s
Test compiling (STMicroelectronics:stm32:Nucleo_64:pnum=NUCLEO_F411RE)	3m 0s
Test compiling (STMicroelectronics:stm32:Nucleo_144:pnum=NUCLEO_F746ZG)	3m 20s
Test compiling (STMicroelectronics:stm32:Disco:pnum=B_G431B_ESC1)	59s
	21m 22s

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