The commit adds dependency on Kconfig FLASH_PAGE_LAYOUT to subsystems that really require it: FCB, NVS, LittleFS and removes direct selection from '*.conf' files where no longer needed. Signed-off-by: Dominik Ermel <dominik.ermel@nordicsemi.no>
Provide a demo which uses newly added fs_mkfs function. Signed-off-by: Franciszek Zdobylak <fzdobylak@internships.antmicro.com>