Add support for EON EN25QX128A spi nor flash with no flags as it does support SFDP parsing. Fixes: #9442 Signed-off-by: Christian Marangi <ansuelsmth@gmail.com> Tested-by: Szabolcs Hubai <szab.hu@gmail.com> [ramips/mt7621: xiaomi_mi-router-4a-gigabit]