arm64: dts: qcom: sm8550: Use the correct BWMON fallback compatible

Use the correct fallback compatible for the BWMONv4 with merged global and
monitor register spaces.
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230304-topic-ddr_bwmon-v3-7-77a050c2fbda@linaro.org

arch/arm64/boot/dts/qcom/sm8550.dtsi

@@ -3406,7 +3406,7 @@ opp-8 {
 		};
 
 		pmu@240b6400 {
-			compatible = "qcom,sm8550-cpu-bwmon", "qcom,msm8998-bwmon";
+			compatible = "qcom,sm8550-cpu-bwmon", "qcom,sdm845-bwmon";
 			reg = <0 0x240b6400 0 0x600>;
 			interrupts = <GIC_SPI 581 IRQ_TYPE_LEVEL_HIGH>;
 			interconnects = <&gem_noc MASTER_APPSS_PROC 3 &gem_noc SLAVE_LLCC 3>;