IVGCVSW-5156 Introduce ModelOptions to OptimizedNetwork

 * Introduced ModelOptions to IBackendInternal
 * Introduced ModelOptions to Network
 * Added FastMathEnabled parameter to Conv2d Validate function in CL and NEON
 * Added Optimizer tests

Signed-off-by: Ryan OShea <Ryan.OShea2@arm.com>
Signed-off-by: Sadik Armagan <sadik.armagan@arm.com>
Change-Id: Ib54c1e82cb3d89a52756ed499cf91b6a7fdb2063
diff --git a/src/backends/cl/workloads/ClConvolution2dWorkload.hpp b/src/backends/cl/workloads/ClConvolution2dWorkload.hpp
index 6d7e9f3..8b0afad 100644
--- a/src/backends/cl/workloads/ClConvolution2dWorkload.hpp
+++ b/src/backends/cl/workloads/ClConvolution2dWorkload.hpp
@@ -22,7 +22,8 @@
                                                     const TensorInfo& output,
                                                     const Convolution2dDescriptor& descriptor,
                                                     const TensorInfo& weights,
-                                                    const Optional<TensorInfo>& biases);
+                                                    const Optional<TensorInfo>& biases,
+                                                    bool isFastMathEnabled = false);
 
 class ClConvolution2dWorkload : public BaseWorkload<Convolution2dQueueDescriptor>
 {