lcameraDev: honor opt-planar when selecting YUV capture format.

Pass fullPlanarIsOptional through session configure so optional planar
mode can succeed with packed YUYV; extend unit and configure HIL coverage.

Co-authored-by: Cursor <cursoragent@cursor.com>

commonLibs/lcameraDev/cameraModeRequest.cpp

@@ -4,14 +4,6 @@
 
 namespace lcamera_dev {
 
-namespace {
-
-constexpr const char *incompleteOptionalPlanarMessage =
-	"lcameraDev: fullPlanarIsOptional/opt-planar is not honored yet "
-	"(non-planar producer deinterleaving is not implemented)";
-
-} // namespace
-
 void validateCameraModeRequest(const LcameraDevCameraModeRequest& request)
 {
 	if (request.width == 0 || request.height == 0)
@@ -28,15 +20,6 @@ void validateCameraModeRequest(const LcameraDevCameraModeRequest& request)
 	}
 }
 
-void rejectFullPlanarOptionalAtConfigureApi(
-	const LcameraDevCameraModeRequest& request)
-{
-	if (request.fullPlanarIsOptional)
-	{
-		throw std::runtime_error(incompleteOptionalPlanarMessage);
-	}
-}
-
 bool cameraModeRequestsEqual(
 	const LcameraDevCameraModeRequest& left,
 	const LcameraDevCameraModeRequest& right)