IVGCVSW-3119 Rename MergerLayer to ConcatLayer

!android-nn-driver:1210

Change-Id: I940b3b9e421c92bfd55ae996f7bc54ac077f2604
Signed-off-by: Jim Flynn <jim.flynn@arm.com>
diff --git a/src/backends/neon/workloads/NeonConcatWorkload.hpp b/src/backends/neon/workloads/NeonConcatWorkload.hpp
index e5a8d15..bf0733b 100644
--- a/src/backends/neon/workloads/NeonConcatWorkload.hpp
+++ b/src/backends/neon/workloads/NeonConcatWorkload.hpp
@@ -17,14 +17,14 @@
 {
 arm_compute::Status NeonConcatWorkloadValidate(const std::vector<const TensorInfo*>& inputs,
                                                const TensorInfo& output,
-                                               const MergerDescriptor& descriptor);
+                                               const OriginsDescriptor& descriptor);
 
-class NeonConcatWorkload : public BaseWorkload<MergerQueueDescriptor>
+class NeonConcatWorkload : public BaseWorkload<ConcatQueueDescriptor>
 {
 public:
-    NeonConcatWorkload(const MergerQueueDescriptor& descriptor, const WorkloadInfo& info);
+    NeonConcatWorkload(const ConcatQueueDescriptor& descriptor, const WorkloadInfo& info);
 
-    using BaseWorkload<MergerQueueDescriptor>::BaseWorkload;
+    using BaseWorkload<ConcatQueueDescriptor>::BaseWorkload;
     void Execute() const override;
 
 private: