IVGCVSW-6453 'Move the ArmNN Test Utils code to a physically separate directory'

* Created include/armnnTestUtils directory
* Moved Arm NN test utils files into armnnTestUtils directory

Signed-off-by: Sadik Armagan <sadik.armagan@arm.com>
Change-Id: I03ac54c645c41c52650c4c03b6a58fb1481fef5d
diff --git a/src/backends/backendsCommon/test/SpaceToDepthEndToEndTestImpl.cpp b/src/backends/backendsCommon/test/SpaceToDepthEndToEndTestImpl.cpp
index e3b016e..b868ba3 100644
--- a/src/backends/backendsCommon/test/SpaceToDepthEndToEndTestImpl.cpp
+++ b/src/backends/backendsCommon/test/SpaceToDepthEndToEndTestImpl.cpp
@@ -12,9 +12,9 @@
 #include <armnnUtils/Permute.hpp>
 #include <armnnUtils/DataLayoutIndexed.hpp>
 
-#include <backendsCommon/test/DataLayoutUtils.hpp>
+#include <armnnTestUtils/DataLayoutUtils.hpp>
 
-#include <test/TestUtils.hpp>
+#include <TestUtils.hpp>
 
 #include <doctest/doctest.h>