IVGCVSW-4624 Add a RANK Reference Implementation

 * Add Rank front end
 * Add Rank reference implementation
 * Add Rank serialization support
 * Add Scalar serialization support

Signed-off-by: Finn Williams <Finn.Williams@arm.com>
Change-Id: I06e4a468c2a84e79bae2e6c5348596bbbf853b4b
diff --git a/src/backends/reference/workloads/RefWorkloads.hpp b/src/backends/reference/workloads/RefWorkloads.hpp
index 951e3a1..fc47cff 100644
--- a/src/backends/reference/workloads/RefWorkloads.hpp
+++ b/src/backends/reference/workloads/RefWorkloads.hpp
@@ -1,5 +1,5 @@
 //
-// Copyright © 2017 Arm Ltd. All rights reserved.
+// Copyright © 2017 Arm Ltd and Contributors. All rights reserved.
 // SPDX-License-Identifier: MIT
 //
 
@@ -51,6 +51,7 @@
 #include "RefPreluWorkload.hpp"
 #include "RefQLstmWorkload.hpp"
 #include "RefQuantizeWorkload.hpp"
+#include "RefRankWorkload.hpp"
 #include "RefReshapeWorkload.hpp"
 #include "RefResizeBilinearWorkload.hpp"
 #include "RefResizeWorkload.hpp"