IVGCVSW-3134 Refactor FullyConnected workloads into single workload

 * Refactor FullyConnected workloads into single workload.
 * Refactor FullyConnected ref implementation to use Encoders
   and Decoders to support all DataTypes.
 * Deleted RefFullyConnectedFloat32Workload and
   RefFullyConnected2dUint8Workload.

Change-Id: Iad30fb0287ab7491e1297997e7d61f1d00785541
Signed-off-by: Francis Murtagh <francis.murtagh@arm.com>
diff --git a/src/backends/reference/workloads/Decoders.hpp b/src/backends/reference/workloads/Decoders.hpp
index 57c19a2..f5ec906 100644
--- a/src/backends/reference/workloads/Decoders.hpp
+++ b/src/backends/reference/workloads/Decoders.hpp
@@ -7,6 +7,8 @@
 
 #include "BaseIterator.hpp"
 
+#include <boost/assert.hpp>
+
 namespace armnn
 {