arm64: dts: qcom: cp01-c1: remove bootargs-append

bootargs-append is a leftover from the vendor SDK, and does not exist
in the mainline kernel at all, so remove it.
Signed-off-by: Robert Marko <robimarko@gmail.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220927201415.1265191-1-robimarko@gmail.com

arch/arm64/boot/dts/qcom/ipq6018-cp01-c1.dts

@@ -19,7 +19,6 @@ aliases {
 
 	chosen {
 		stdout-path = "serial0:115200n8";
-		bootargs-append = " swiotlb=1";
 	};
 };