Integrate u-boot-seco-imx/micc/eeprom-bsn-management

Commit: clea-os/bsp/nxp/u-boot-seco-imx@38058ffc

[EEPROM] Add management functions for Board Serial Number

Up to now, Board Serial Number was only read and printed in debug console. This commit add management functions for BSN, to read it and use it in the code (mainly to send it to the kernel).