Decouple NEL2NormalizeLayerKernel

Resolves: COMPMID-4615
Signed-off-by: Yair Schwarzbaum <yair.schwarzbaum@arm.com>
Change-Id: Iadbfb3e45831a5072962b5b9f61e8ae2e674ccc4
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/7016
Reviewed-by: Giorgio Arena <giorgio.arena@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
diff --git a/filelist.json b/filelist.json
index 88d98ae..6e28635 100644
--- a/filelist.json
+++ b/filelist.json
@@ -1578,7 +1578,12 @@
           "common": [
             "src/core/NEON/kernels/NEL2NormalizeLayerKernel.cpp",
             "src/runtime/NEON/functions/NEL2NormalizeLayer.cpp"
-          ]
+          ],
+          "neon":{
+            "common":["src/cpu/kernels/l2normlayer/generic/neon/impl.cpp"],
+            "fp32":["src/cpu/kernels/l2normlayer/generic/neon/fp32.cpp"],
+            "fp16":["src/cpu/kernels/l2normlayer/generic/neon/fp16.cpp"]
+          }
         }
       },
       "Logical": {