bsp: Separate STM32F3 HAL drivers #5917

Job	Run time
generate-matrix	6s
RT-Thread Online Packages (STM32F407 RT-Spark)	5m 42s
stm32l4	8m 16s
stm32_f7_g0_h7_mp15_u5_h5_wb5	5m 33s
stm32f0_f1	3m 26s
stm32_f2_f4	8m 57s
llvm-arm	3m 26s
RTduino_Arduino Libraries (STM32F412 Nucleo)	5m 30s
collect-artifacts	0s
	40m 56s

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