[cmsis][MTS_DRAGONFLY_F411RE] set USE_PLL_HSE_EXTC to 0, causing problems with IAR export and we have no external clock option
[cmsis][MTS_DRAGONFLY_F411RE] set USE_PLL_HSE_EXTC to 0, causing problems with IAR export and we have no external clock option

Psykar/kubos,Psykar/kubos,Psykar/kubos,Psykar/kubos,kubostech/KubOS,Psykar/kubos,kubostech/KubOS,Psykar/kubos,Psykar/kubos