mtd: spi-nor: winbond: add support for W25Q512NW-IQ

Add support for Winbond W25Q512NW-IQ/IN

Signed-off-by: Jae Hyun Yoo <quic_jaehyoo@quicinc.com>
Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Michael Walle <michael@walle.cc>
Link: https://www.winbond.com/resource-files/W25Q512NW%20RevB%2007192021.pdf
Link: https://lore.kernel.org/r/20220716000643.3541839-2-quic_jaehyoo@quicinc.com