arm64: dts: qcom: sm8250-xiaomi-elish: set rotation

Xiaomi Pad 5 Pro has a 2560x1600 portrait screen, set RIGHT_UP rotation
to make it look like a landscape screen.
Signed-off-by: Jianhua Lu <lujianhua000@gmail.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20240227121744.10918-1-lujianhua000@gmail.comSigned-off-by: Bjorn Andersson <andersson@kernel.org>

arch/arm64/boot/dts/qcom/sm8250-xiaomi-elish-common.dtsi

 // SPDX-License-Identifier: BSD-3-Clause
 /*
- * Copyright (c) 2022, 2023 Jianhua Lu <lujianhua000@gmail.com>
+ * Copyright (c) 2022-2024 Jianhua Lu <lujianhua000@gmail.com>
  */
 
 #include <dt-bindings/arm/qcom,ids.h>
@@ -551,6 +551,7 @@ display_panel: panel@0 {
 		vddio-supply = <&vreg_l14a_1p88>;
 		reset-gpios = <&tlmm 75 GPIO_ACTIVE_LOW>;
 		backlight = <&backlight>;
+		rotation = <90>;
 
 		status = "disabled";