IVGCVSW-2508 Add no-op factory implementations and layer for Gather operator
 * Added GatherQueueDescriptor to WorkloadData
 * Added CreateGather function in WorkloadFactory.hpp
 * Added stub implementation of the CreateGreater function in workload factories
 * Added GatherLayer stub implementation
 * Added AddGatherLayer to Network
 * Added IsGatherSupported to LayerSupportBase

Change-Id: I0408fd54e88a7d4e3d9e1c2811a9323f0da52a04
diff --git a/src/armnn/Network.cpp b/src/armnn/Network.cpp
index 7b9cb3d..8a1437a 100644
--- a/src/armnn/Network.cpp
+++ b/src/armnn/Network.cpp
@@ -872,6 +872,11 @@
     return m_Graph->AddLayer<RsqrtLayer>(name);
 }
 
+IConnectableLayer* Network::AddGatherLayer(const char* name)
+{
+    return m_Graph->AddLayer<GatherLayer>(name);
+}
+
 OptimizedNetwork::OptimizedNetwork(std::unique_ptr<Graph> graph)
     : m_Graph(std::move(graph))
 {