MLECO-2492 Add CPP OD example with TFLITE-ArmnnDelegate

Signed-off-by: Dvir Markovich <dvir.markovich@arm.com>
Change-Id: If412c15ba49abe8370a570260b0a8ed8de305b7c
diff --git a/samples/ObjectDetection/test/PipelineTest.cpp b/samples/ObjectDetection/test/PipelineTest.cpp
index 7af0900..48ac32c 100644
--- a/samples/ObjectDetection/test/PipelineTest.cpp
+++ b/samples/ObjectDetection/test/PipelineTest.cpp
@@ -35,7 +35,7 @@
     common::PipelineOptions options;
     options.m_ModelFilePath = GetResourceFilePath("ssd_mobilenet_v1.tflite");
     options.m_ModelName = "SSD_MOBILE";
-    options.m_backends = {"CpuRef"};
+    options.m_backends = {"CpuAcc", "CpuRef"};
 
     od::IPipelinePtr objectDetectionPipeline = od::CreatePipeline(options);