regulator: max597x: Fix error return code in max597x_get_status

REGULATOR_FAILED_RETRY should not be used in max597x_get_status error path.
Othewise, the regulator core will treat it as REGULATOR_STATUS_ON.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Link: https://lore.kernel.org/r/20230220105614.356187-1-axel.lin@ingics.com


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