arm64: dts: qcom: sdm845-db845c: enable rradc

Enable the Round Robin ADC for the db845c.
Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20221016180330.1912214-4-caleb.connolly@linaro.org

arch/arm64/boot/dts/qcom/sdm845-db845c.dts

@@ -649,6 +649,10 @@ led@5 {
 	};
 };
 
+&pmi8998_rradc {
+	status = "okay";
+};
+
 /* QUAT I2S Uses 4 I2S SD Lines for audio on LT9611 HDMI Bridge */
 &q6afedai {
 	dai@22 {