spi: npcm-fiu: drop unused remove callback
Drop the remove callback which is unused since commit 82c4fadb0b95
("spi: npcm-fiu: Use helper function devm_clk_get_enabled()").
The above mentioned commit also removed the last user of the platform
driver data which no longer needs to be set (twice).
Signed-off-by: Johan Hovold <johan@kernel.org>
Link: https://patch.msgid.link/20260409120810.388909-1-johan@kernel.org
Signed-off-by: Mark Brown <broonie@kernel.org>
authored by