ASoC: max98371: drop driver pm=NULL assignment

There is no point to explicitly set driver .pm field to NULL.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Link: https://lore.kernel.org/r/20201125164452.89239-37-krzk@kernel.org
Signed-off-by: Mark Brown <broonie@kernel.org>
1 file changed