K22F: Add FlashIAP for storage
K22F: Add FlashIAP for storage

Signed-off-by: Mahesh Mahadevan <7f315ec3481825d543f8bec256ad86a4adc9dd8a@nxp.com>

kjbracey-arm/mbed,kjbracey-arm/mbed,mbedmicro/mbed,kjbracey-arm/mbed,andcor02/mbed-os,andcor02/mbed-os,andcor02/mbed-os,mbedmicro/mbed,mbedmicro/mbed,andcor02/mbed-os,andcor02/mbed-os,andcor02/mbed-os,kjbracey-arm/mbed,mbedmicro/mbed,mbedmicro/mbed