arm: dts: realview: Add/drop missing/spurious unit-addreses

Various nodes on the Arm Realview boards have missing or spurious
unit-addresses.

Signed-off-by: Rob Herring (Arm) <[e-mail]>
Reviewed-by: Linus Walleij <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Krzysztof Kozlowski <[e-mail]>

arch/arm/boot/dts/arm/arm-realview-eb-mp.dtsi

···
 		};
 
 		/* PMU with one IRQ line per core */
-		pmu: pmu@0 {
+		pmu: pmu {
 			compatible = "arm,arm11mpcore-pmu";
 			interrupt-parent = <&intc>;
 			interrupts = <0 17 IRQ_TYPE_LEVEL_HIGH>,

arch/arm/boot/dts/arm/arm-realview-pb11mp.dts

···
 		      <0x1f000100 0x100>;
 	};
 
-	L2: cache-controller {
+	L2: cache-controller@1f002000 {
 		compatible = "arm,l220-cache";
 		reg = <0x1f002000 0x1000>;
 		interrupt-parent = <&intc_tc11mp>;

arch/arm/boot/dts/arm/arm-realview-pba8.dts

···
 		};
 	};
 
-	pmu: pmu@0 {
+	pmu: pmu {
 		compatible = "arm,cortex-a8-pmu";
 		interrupt-parent = <&intc>;
 		interrupts = <0 47 IRQ_TYPE_LEVEL_HIGH>;

arch/arm/boot/dts/arm/arm-realview-pbx-a9.dts

···
 		interrupts = <1 14 0xf04>;
 	};
 
-	pmu: pmu@0 {
+	pmu: pmu {
 		compatible = "arm,cortex-a9-pmu";
 		interrupt-parent = <&intc>;
 		interrupts = <0 44 IRQ_TYPE_LEVEL_HIGH>,