Remove setPinCode function (not needed) and oob related functions.
Remove setPinCode function (not needed) and oob related functions.

c1728p9/mbed-os,andcor02/mbed-os,andcor02/mbed-os,c1728p9/mbed-os,betzw/mbed-os,mbedmicro/mbed,betzw/mbed-os,betzw/mbed-os,andcor02/mbed-os,mbedmicro/mbed,c1728p9/mbed-os,betzw/mbed-os,c1728p9/mbed-os,andcor02/mbed-os,c1728p9/mbed-os,mbedmicro/mbed,mbedmicro/mbed,c1728p9/mbed-os,andcor02/mbed-os,kjbracey-arm/mbed,betzw/mbed-os,kjbracey-arm/mbed,andcor02/mbed-os,betzw/mbed-os,kjbracey-arm/mbed,mbedmicro/mbed,kjbracey-arm/mbed