spi: imx: remove empty cleanup function

Remove the empty spi_imx_cleanup function.

It's ok if a driver does not set the controller->cleanup pointer, the
caller does a NULL check.

Signed-off-by: Martin Kaiser <martin@kaiser.cx>
Link: https://msgid.link/r/20240520165906.164906-1-martin@kaiser.cx
Signed-off-by: Mark Brown <broonie@kernel.org>
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Martin Kaiser 2024-05-20 18:59:06 +02:00 • committed by Mark Brown
commit 61cabbd5ef
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