mfd: exynos-lpass: Fix another error handling path in exynos_lpass_probe()

If devm_of_platform_populate() fails, some clean-up needs to be done, as
already done in the remove function.

Add a new devm_add_action_or_reset() to fix the leak in the probe and
remove the need of a remove function.

Fixes: c695abab ("mfd: Add Samsung Exynos Low Power Audio Subsystem driver")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/69471e839efc0249a504492a8de3497fcdb6a009.1745247209.git.christophe.jaillet@wanadoo.fr


Signed-off-by: Lee Jones <lee@kernel.org>