arm64: dts: qcom: sa8155p-adp: fix no-mmc property for SDHCI

There is no "no-emmc" property, so intention for SD/SDIO only nodes was
to use "no-mmc":

  qcom/sa8155p-adp.dtb: mmc@8804000: Unevaluated properties are not allowed ('no-emmc' was unexpected)
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20221204094438.73288-3-krzysztof.kozlowski@linaro.org

arch/arm64/boot/dts/qcom/sa8155p-adp.dts

@@ -393,7 +393,7 @@ &sdhc_2 {
 	vmmc-supply = <&vreg_l17a_2p96>;  /* Card power line */
 	bus-width = <4>;
 	no-sdio;
-	no-emmc;
+	no-mmc;
 };
 
 &uart2 {