suit: Move to the new flash driver#21704

tomchy merged 1 commit intonrfconnect:mainnrfconnect/sdk-nrf:mainfrom

tomchy:bugfix/suit/NCSDK-32779_Optimize_extmem_drivertomchy/sdk-nrf:bugfix/suit/NCSDK-32779_Optimize_extmem_driverCopy head branch name to clipboard