IVGCVSW-1951 Remove type templating from ClConvolution2dWorkload

Change-Id: Iaa99500bfa8cea846f57636590698f9c8a8c2de0
diff --git a/src/backends/cl/ClWorkloadFactory.cpp b/src/backends/cl/ClWorkloadFactory.cpp
index bf17382..2e07445 100644
--- a/src/backends/cl/ClWorkloadFactory.cpp
+++ b/src/backends/cl/ClWorkloadFactory.cpp
@@ -144,8 +144,7 @@
 std::unique_ptr<armnn::IWorkload> ClWorkloadFactory::CreateConvolution2d(const Convolution2dQueueDescriptor& descriptor,
                                                                          const WorkloadInfo&               info) const
 {
-    return MakeWorkload<ClConvolution2dFloatWorkload, ClConvolution2dUint8Workload>(descriptor, info,
-                                                                              m_MemoryManager.GetIntraLayerManager());
+    return std::make_unique<ClConvolution2dWorkload>(descriptor, info, m_MemoryManager.GetIntraLayerManager());
 }
 
 std::unique_ptr<IWorkload> ClWorkloadFactory::CreateDepthwiseConvolution2d(