mm-video-v4l2 : vidc: vdec: Amend correct resolution to YUV file name

Decoder resolution can be updated during port reconfig. Once we
recieve the FBD with non zero length, this means that decoder has
proper resolution. Appending this value to file name will be useful
in viewing the YUV.

Change-Id: Ia6f89f7d3ff037f2aa8d06ad78e094b633c6ae5f
1 file changed