arm64: dts: qcom: sc7180: pazquel: Add missing comment header

We put a header before modifying pinctrl nodes defined in
sc7180-trogdor.dtsi in every other file. Add one here so we know that
this section is for pinctrl modifications.

Cc: cros-qcom-dts-watchers@chromium.org
Cc: Bjorn Andersson <andersson@kernel.org>
Cc: Konrad Dybcio <konrad.dybcio@linaro.org>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>
Cc: Conor Dooley <conor+dt@kernel.org>
Cc: linux-arm-msm@vger.kernel.org
Cc: devicetree@vger.kernel.org
Cc: Pin-yen Lin <treapking@chromium.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Stephen Boyd <swboyd@chromium.org>
Link: https://lore.kernel.org/r/20240604214233.3551692-3-swboyd@chromium.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>

arch/arm64/boot/dts/qcom/sc7180-trogdor-pazquel.dtsi

@@ -83,6 +83,8 @@ &pp3300_dx_edp {
 	gpio = <&tlmm 67 GPIO_ACTIVE_HIGH>;
 };
 
+/* PINCTRL - modifications to sc7180-trogdor.dtsi */
+
 &en_pp3300_dx_edp {
 	pins = "gpio67";
 };