media: venus: Update v6 buffer descriptors

Currently hfi_platform_v6.c adds a bunch of capability parameters.
Reviewing downstream we can see a number of these need to be updated.

techpack/video/msm/vidc/msm_vidc_platform.c :: kona_capabilities[]
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>