mtd: spi-nor: Properly set SECT_4K for recently added flashes
mtd: spi-nor: Properly set SECT_4K for recently added flashes

Few recently added entries are missing SECT_4K flag despite of these
flashes supporting 4 KiB erase sectors and 0x20 erase command.
Also add a comment to help avoiding such mistakes in the future.

Signed-off-by: Rafał Miłecki <dced371c11179e2cb83b1e305b9d7b15f379452b@gmail.com>
Cc: Knut Wohlrab <ec7c8d4e2b988846c3536c3fa7bc3c8cd7716020@de.bosch.com>
Cc: Huang Shijie <e95201b3dedc55fa134e790f35b68c6a0e799b94@intel.com>
Cc: Shengzhou Liu <23ef49079d7207803856cd7140f84a6d5d04502e@freescale.com>
Signed-off-by: Brian Norris <ac73eed4b8a8c9127255a2696c52b2e7503720b8@gmail.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs