IVGCVSW-3891 Remove FLOAT16 from the list of supported types for INSTANCE_NORMALIZATION

* Since CpuAcc does not support FLOAT16 for INSTANCE_NORMALIZATION, it should
  be removed from the list of (fully) supported types

Signed-off-by: Aron Virginas-Tar <Aron.Virginas-Tar@arm.com>
Change-Id: Ice557a7a08eca6faa8283c399fa2b03e64e3ddc6
diff --git a/NnapiSupport.txt b/NnapiSupport.txt
index f159bc4..47a1574 100644
--- a/NnapiSupport.txt
+++ b/NnapiSupport.txt
@@ -26,7 +26,7 @@
 FLOOR                        (FLOAT32)
 FULLY_CONNECTED              (FLOAT32,QUANT8_ASYMM)
 GROUPED_CONV_2D              (FLOAT32,QUANT8_ASYMM)
-INSTANCE_NORMALIZATION       (FLOAT32,FLOAT16)
+INSTANCE_NORMALIZATION       (FLOAT32)
 L2_NORMALIZATION             (FLOAT32)
 L2_POOL_2D                   (FLOAT32,QUANT8_ASYMM)
 LOCAL_RESPONSE_NORMALIZATION (FLOAT32)