arm64: dts: qcom: sc7280-idp: don't modify &ipa twice

In "sc7280-idp.dts", the IPA node is modified after being defined.
However that file includes "sc7280-idp.dtsi", which also modifies
the IPA node (in the same way).  This only needs to be done in
"sc7280-idp.dtsi".
Signed-off-by: Alex Elder <elder@linaro.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20221108201625.1220919-1-elder@linaro.org

arch/arm64/boot/dts/qcom/sc7280-idp.dts

@@ -61,11 +61,6 @@ &bluetooth {
 	vddio-supply = <&vreg_l19b_1p8>;
 };
 
-&ipa {
-	status = "okay";
-	modem-init;
-};
-
 &pmk8350_rtc {
 	status = "okay";
 };