arm64: tegra: Kill off "simple-panel" compatibles

"simple-panel" is a Linux driver and has never been an accepted upstream
compatible string, so remove it.

Cc: Thierry Reding <[email protected]>
Cc: Jonathan Hunter <[email protected]>
Cc: [email protected]
Signed-off-by: Rob Herring <[email protected]>
Signed-off-by: Thierry Reding <[email protected]>

Author: robherring

arch/arm64/boot/dts/nvidia/tegra132-norrin.dts

@@ -990,7 +990,7 @@
 	};
 
 	panel: panel {
-		compatible = "innolux,n116bge", "simple-panel";
+		compatible = "innolux,n116bge";
 		backlight = <&backlight>;
 		ddc-i2c-bus = <&dpaux>;
 	};