msm: venc: Add control to enable Native Recorder

Adding control for native recorder mode. Driver can use
this information to decide default encoder behavior.

CRs-Fixed: 2368458
Change-Id: I7dce17330ed240d8b94037129886a5959badf9ab
Signed-off-by: Vaibhav Deshu Venkatesh <vdeshuve@codeaurora.org>