mtd: spi-nor: core: get rid of the INFOx() macros

Now that all flash_info tables are converted to the new format, remove
the old INFOx() macros.

Signed-off-by: Michael Walle <mwalle@kernel.org>
Link: https://lore.kernel.org/r/20230807-mtd-flash-info-db-rework-v3-41-e60548861b10@kernel.org


Signed-off-by: Tudor Ambarus <tudor.ambarus@linaro.org>