IVGCVSW-1998: fix missing file from common.cmake

Change-Id: I47d9b3a3d77ca2d789c82e57579470c09a662416
diff --git a/src/backends/common.mk b/src/backends/common.mk
index 99c6e12..498a8f1 100644
--- a/src/backends/common.mk
+++ b/src/backends/common.mk
@@ -10,6 +10,7 @@
 COMMON_SOURCES := \
     BackendRegistry.cpp \
     CpuTensorHandle.cpp \
+    ILayerSupport.cpp \
     MemCopyWorkload.cpp \
     OutputHandler.cpp \
     StringMapping.cpp \