ARM: dts: qcom: Undervolt SDM660 GPU by 50mV

Need to test gaming performance with this change.

Signed-off-by: Jago Gardiner (nysadev) <jagogardiner@gmail.com>
Signed-off-by: sohamxda7 <sensoham135@gmail.com>

arch/arm/boot/dts/qcom/sdm660-regulator.dtsi

@@ -586,11 +586,11 @@
 				qcom,cpr-corner-fmax-map = <1 2 3 4 5 6>;
 
 				qcom,cpr-voltage-ceiling =
-					<585000  645000  725000  790000
-					 870000  925000 1070000>;
+					<535000  595000  675000  740000
+					 820000  875000 1020000>;
 				qcom,cpr-voltage-floor =
-					<504000  504000  596000  652000
-					 712000  744000 1070000>;
+					<454000  454000  546000  602000
+					 662000  694000 1020000>;
 
 				qcom,mem-acc-voltage = <1 1 1 2 2 2 2>;
 				qcom,system-voltage =