Starting with commit 8947e396 ("Documentation: dt: mtd: replace
"nor-jedec" binding with "jedec, spi-nor"") we have "jedec,spi-nor"
binding indicating support for JEDEC identification.

Use it for all flashes that are supposed to support READ ID op according
to the datasheets.
Signed-off-by: NRafał Miłecki <zajec5@gmail.com>
Signed-off-by: NShawn Guo <shawnguo@kernel.org>