Align pic_width_in_luma_samples and pic_width_in_luma_samples to 8

Spec mandates these to be multiples of min_cb_size.
Bug fix: 22278703

Change-Id: I17f0c2242519a9277598b8fb5b05717e1ce7469b
(cherry picked from commit dde3d8a3c7638dcc024ce25fdab420703a53f16b)
1 file changed