reset: meson-audio-arb: Convert to devm_platform_ioremap_resource()

Use devm_platform_ioremap_resource() to simplify code.

Signed-off-by: Yangtao Li <frank.li@vivo.com>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20230704120211.38122-2-frank.li@vivo.com


Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>