media: qcom: camss: vfe: Fix BPL alignment for QCM2290

VFE-340 requires 8-byte alignment instead of 16-byte. This adjustment
prevents image corruption/misaligment when padding is needed.

Example: For SRGGB10_1X10/3280x2464, aligned BPL was 4112 instead of 4104

Fixes: 9e89149a ("media: qcom: camss: add support for QCM2290 camss")
Signed-off-by: Loic Poulain <loic.poulain@oss.qualcomm.com>
Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Signed-off-by: Bryan O'Donoghue <bod@kernel.org>
Signed-off-by: Hans Verkuil <hverkuil+cisco@kernel.org>