Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/stm32/stm32wl/STM32WL5x_CM0P/RCC/APB3RSTR#0x0
APB3 peripheral reset register
Sub-GHz radio SPI reset
https://github.com/modm-io/cmsis-svd-stm32