Setting an object type is redundant when a reference is made, so drop
these useless lines.
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/linux-mtd/20221114090315.848208-17-miquel.raynal@bootlin.com