spi: spi-sn-f-ospi: Use devm_clk_get_enabled()

Replace the combination of devm_clk_get_enable() plus clk_prepare_enable()
with devm_clk_get_enabled(). Slightly reduces the amount of boilerplate
code.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Link: https://lore.kernel.org/r/20230528195830.164669-1-lars@metafoo.de


Signed-off-by: Mark Brown <broonie@kernel.org>