IVGCVSW-3474 Add end to end tests for Quantized_LSTM

Change-Id: Iaec6956b5c459308d77d29f699ae4558bee66cd5
Signed-off-by: Francis Murtagh <francis.murtagh@arm.com>
diff --git a/src/backends/backendsCommon/test/CMakeLists.txt b/src/backends/backendsCommon/test/CMakeLists.txt
index f517356..684b27f 100644
--- a/src/backends/backendsCommon/test/CMakeLists.txt
+++ b/src/backends/backendsCommon/test/CMakeLists.txt
@@ -45,6 +45,7 @@
     PreluEndToEndTestImpl.hpp
     QuantizeHelper.hpp
     QuantizeTestImpl.hpp
+    QuantizedLstmEndToEndTestImpl.hpp
     ResizeEndToEndTestImpl.hpp
     RuntimeTestImpl.hpp
     SoftmaxTestImpl.hpp