media: ti-vpe: Parse local endpoint for properties, not the remote one

ti-vpe driver parsed the remote endpoints for properties but ignored the
local ones. Fix this by parsing the local endpoint properties instead.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>