IVGCVSW-4420 Failing Unit Test Cl: Quantize layer

 * Fix bug with missing ValidateInputsOutputs in Cl Workload
 * Renamed data type tests to be more specific
 * Future proofing

Signed-off-by: Keith Davis <keith.davis@arm.com>
Change-Id: I157acc318e40d727fcfb3f36f7f577fc87472f3d
diff --git a/src/backends/cl/workloads/ClDequantizeWorkload.cpp b/src/backends/cl/workloads/ClDequantizeWorkload.cpp
index 67a555a..eca795d 100644
--- a/src/backends/cl/workloads/ClDequantizeWorkload.cpp
+++ b/src/backends/cl/workloads/ClDequantizeWorkload.cpp
@@ -32,6 +32,8 @@
                                            const WorkloadInfo& workloadInfo)
                                            : BaseWorkload<DequantizeQueueDescriptor>(descriptor, workloadInfo)
 {
+    m_Data.ValidateInputsOutputs("ClDequantizeWorkload", 1, 1);
+
     arm_compute::ICLTensor& input = boost::polymorphic_pointer_downcast<IClTensorHandle>(
             m_Data.m_Inputs[0])->GetTensor();