IVGCVSW-5815 Generalise ConstCpuTensorHandle

* Generalises ConstCpuTensorHandle and inherited
  classes by removing 'Cpu' from aliases.
* New renamed classes: ConstTensorHandle, TensorHandle,
  ScopedTensorHandle, PassthroughTensorHandle,
  ConstPassthroughTensorHandle.

Signed-off-by: James Conroy <james.conroy@arm.com>
Change-Id: I1824e0e134202735fb77051f20a7252f161dfe16
diff --git a/src/backends/cl/workloads/ClDequantizeWorkload.cpp b/src/backends/cl/workloads/ClDequantizeWorkload.cpp
index 52d8fab..42cc579 100644
--- a/src/backends/cl/workloads/ClDequantizeWorkload.cpp
+++ b/src/backends/cl/workloads/ClDequantizeWorkload.cpp
@@ -8,7 +8,7 @@
 
 #include <aclCommon/ArmComputeTensorUtils.hpp>
 #include <armnn/utility/PolymorphicDowncast.hpp>
-#include <backendsCommon/CpuTensorHandle.hpp>
+#include <backendsCommon/TensorHandle.hpp>
 
 #include <arm_compute/core/Types.h>