arm64: dts: qcom: sdm845-mtp: fix WiFi configuration

Enable the host-cap-8bit quirk on this device. It is required for the
WiFi to function properly.

Fixes: 022bccb8 ("arm64: dts: sdm845: Add WCN3990 WLAN module device node")
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20230826221915.846937-2-dmitry.baryshkov@linaro.org


Signed-off-by: Bjorn Andersson <andersson@kernel.org>