1f246d0e37
1034: stm32/usart: Fix bug where USART idle flag could end a `read` prematuraly r=Dirbaio a=guillaume-michel on STM32, when setting USART `detect_previous_overrun = true`, the idle flag is not cleared and could result in premature end of the `read` method. This PR fixes that. Co-authored-by: Guillaume MICHEL <guillaume@squaremind.io>