arm64: dts: qcom: msm8998-fxtec: fix touchscreen reset GPIO polarity

The reset line is active low for the Goodix touchscreen controller so
let's fix the polarity in the Device Tree node.

Signed-off-by: Quentin Schulz <quentin.schulz@theobroma-systems.com>
Tested-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20221103-upstream-goodix-reset-v3-8-0975809eb183@theobroma-systems.com