msm: vidc: Add support for H263 PlusPType flag

Some video players does not support pluptype
flag in H263 video format. This change adds
support in video driver to enable or disable
plusptype flag for H263 format.

CRs-fixed: 420970
Change-Id: Ie0a78cba289227d51be1c83b83f633c75b446de9
Signed-off-by: Shobhit Pandey <cshopan@codeaurora.org>