Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/stm32/stm32wb0/STM32WB05/RADIO_REG_REG/CBIAS0_HW_TRIM_OUT#0x0
CBIAS0_HW_TRIM_OUT register
CBIAS current (provided by the HW trimming, automatically loaded on POR).
https://github.com/modm-io/cmsis-svd-stm32