IVGCVSW-3934 Add serialization support for INSTANCE_NORMALIZATION

Signed-off-by: Aron Virginas-Tar <Aron.Virginas-Tar@arm.com>
Change-Id: If9b4d30cbd625206ec1c7d37dd8b449983442147
diff --git a/src/armnnSerializer/ArmnnSchema.fbs b/src/armnnSerializer/ArmnnSchema.fbs
index 3f3e8fc..7588b9d 100644
--- a/src/armnnSerializer/ArmnnSchema.fbs
+++ b/src/armnnSerializer/ArmnnSchema.fbs
@@ -141,7 +141,8 @@
     Abs = 46,
     ArgMinMax = 47,
     Slice = 48,
-    DepthToSpace = 49
+    DepthToSpace = 49,
+    InstanceNormalization = 50
 }
 
 // Base layer table to be used as part of other layers
@@ -260,6 +261,18 @@
     base:BindableLayerBase;
 }
 
+table InstanceNormalizationLayer {
+    base:LayerBase;
+    descriptor:InstanceNormalizationDescriptor;
+}
+
+table InstanceNormalizationDescriptor {
+    gamma:float;
+    beta:float;
+    eps:float;
+    dataLayout:DataLayout;
+}
+
 table L2NormalizationLayer {
     base:LayerBase;
     descriptor:L2NormalizationDescriptor;
@@ -734,7 +747,8 @@
     AbsLayer,
     ArgMinMaxLayer,
     SliceLayer,
-    DepthToSpaceLayer
+    DepthToSpaceLayer,
+    InstanceNormalizationLayer
 }
 
 table AnyLayer {