ARM: dts: rockchip: fix mali400 ppmmu interrupt names

The interrupts were wrongly named as ppXmmu while the binding
specifies them as ppmmuX.
Fix that for the recently added Utgard mali nodes on Rockchip socs.
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

arch/arm/boot/dts/rk3036.dtsi

@@ -162,7 +162,7 @@ gpu: gpu@10090000 {
 		interrupt-names = "gp",
 				  "gpmmu",
 				  "pp0",
-				  "pp0mmu";
+				  "ppmmu0";
 		assigned-clocks = <&cru SCLK_GPU>;
 		assigned-clock-rates = <100000000>;
 		clocks = <&cru SCLK_GPU>, <&cru SCLK_GPU>;

arch/arm/boot/dts/rk3066a.dtsi

@@ -625,13 +625,13 @@ &gpu {
 	interrupt-names = "gp",
 			  "gpmmu",
 			  "pp0",
-			  "pp0mmu",
+			  "ppmmu0",
 			  "pp1",
-			  "pp1mmu",
+			  "ppmmu1",
 			  "pp2",
-			  "pp2mmu",
+			  "ppmmu2",
 			  "pp3",
-			  "pp3mmu";
+			  "ppmmu3";
 };
 
 &i2c0 {

arch/arm/boot/dts/rk3188.dtsi

@@ -568,13 +568,13 @@ &gpu {
 	interrupt-names = "gp",
 			  "gpmmu",
 			  "pp0",
-			  "pp0mmu",
+			  "ppmmu0",
 			  "pp1",
-			  "pp1mmu",
+			  "ppmmu1",
 			  "pp2",
-			  "pp2mmu",
+			  "ppmmu2",
 			  "pp3",
-			  "pp3mmu";
+			  "ppmmu3";
 };
 
 &i2c0 {

arch/arm/boot/dts/rk322x.dtsi

@@ -570,9 +570,9 @@ gpu: gpu@20000000 {
 		interrupt-names = "gp",
 				  "gpmmu",
 				  "pp0",
-				  "pp0mmu",
+				  "ppmmu0",
 				  "pp1",
-				  "pp1mmu";
+				  "ppmmu1";
 		clocks = <&cru ACLK_GPU>, <&cru ACLK_GPU>;
 		clock-names = "core", "bus";
 		resets = <&cru SRST_GPU_A>;