arm64: dts: rockchip: increase the i2c1 scl frequecny to 400k for rk3326-evb-lp3-v10

Base on the rise time of scl test, the scl frequecny could be
increased to 400k.

Change-Id: I17f858b28ed11992411c52e5f83424b0187d097c
Signed-off-by: David Wu <david.wu@rock-chips.com>

Author: SuperDavidWu

arch/arm64/boot/dts/rockchip/rk3326-evb-lp3-v10.dts

@@ -593,6 +593,9 @@
 
 &i2c1 {
 	status = "okay";
+	clock-frequency = <400000>;
+	i2c-scl-rising-time-ns = <275>;
+	i2c-scl-falling-time-ns = <16>;
 
 	sensor@0f {
 		status = "okay";