qcom: add venus firmware files for v6.0

To be used on Qualcomm Snapdragon QCM2290 / QRB2210 and SM6115 /
QRB4210, such as on the Qualcomm Robotics RB1 and RB2 platforms.

- VIDEO.VE.6.0-00049-PROD-1

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>