thermal: qcom-spmi-adc-tm5: suppress probe-deferral error message

Drivers should not be logging errors on probe deferral. Switch to using
dev_err_probe() to log failures when parsing the devicetree to avoid
errors like:

	qcom-spmi-adc-tm5 c440000.spmi:pmic@0:adc-tm@3400: get dt data failed: -517

when a channel is not yet available.

Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Reviewed-by: Manivannan Sadhasivam <mani@kernel.org>
Reviewed-by: Andrew Halaney <ahalaney@redhat.com>
Link: https://lore.kernel.org/r/20221102152630.696-1-johan+linaro@kernel.org


Signed-off-by: Daniel Lezcano <daniel.lezcano@kernel.org>