COMPMID-3386: Support memory injection in CLConcatenate functions/kernels

Signed-off-by: Georgios Pinitas <georgios.pinitas@arm.com>
Change-Id: I611adf4f506d406540e920b0bd6befb4b5108918
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/3601
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Michalis Spyrou <michalis.spyrou@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
diff --git a/tests/validation/fixtures/ConcatenateLayerFixture.h b/tests/validation/fixtures/ConcatenateLayerFixture.h
index a56eac1..e85f81c 100644
--- a/tests/validation/fixtures/ConcatenateLayerFixture.h
+++ b/tests/validation/fixtures/ConcatenateLayerFixture.h
@@ -43,11 +43,11 @@
 {
 namespace validation
 {
-template <typename TensorType, typename ITensorType, typename AccessorType, typename FunctionType, typename T>
+template <typename TensorType, typename ITensorType, typename AccessorType, typename FunctionType, typename T, bool CI = true>
 class ConcatenateLayerValidationFixture : public framework::Fixture
 {
 private:
-    using SrcITensorType = typename std::conditional<std::is_same<ITensorType, ITensor>::value, const ITensorType, ITensorType>::type;
+    using SrcITensorType = typename std::conditional<CI, const ITensorType, ITensorType>::type;
 
 public:
     template <typename...>