IVGCVSW-2689 Serialize / de-serialize the Floor layer

Change-Id: I61177a999092195fbdfdcf810d289969252dd365
Signed-off-by: Finn Williams <finn.williams@arm.com>
diff --git a/src/armnnSerializer/ArmnnSchema.fbs b/src/armnnSerializer/ArmnnSchema.fbs
index 9b23d85..4e3180f 100644
--- a/src/armnnSerializer/ArmnnSchema.fbs
+++ b/src/armnnSerializer/ArmnnSchema.fbs
@@ -102,7 +102,8 @@
     Maximum = 18,
     Normalization = 19,
     Pad = 20,
-    Rsqrt = 21
+    Rsqrt = 21,
+    Floor = 22
 }
 
 // Base layer table to be used as part of other layers
@@ -166,6 +167,10 @@
     base:LayerBase;
 }
 
+table FloorLayer{
+    base:LayerBase;
+}
+
 table FullyConnectedLayer {
     base:LayerBase;
     descriptor:FullyConnectedDescriptor;
@@ -361,7 +366,8 @@
     MaximumLayer,
     NormalizationLayer,
     PadLayer,
-    RsqrtLayer
+    RsqrtLayer,
+    FloorLayer
 }
 
 table AnyLayer {