MLBEDSW-4870: Update to TensorFlow 2.7

Update the flatbuffers generated code to comply with TensorFlow 2.7

Signed-off-by: Rickard Bolin <rickard.bolin@arm.com>
Change-Id: Iff29b05a6e145245861329b4ff9fc9fbd968da53
diff --git a/ethosu/vela/tflite/WhileOptions.py b/ethosu/vela/tflite/WhileOptions.py
index 49f32a2..40a386a 100644
--- a/ethosu/vela/tflite/WhileOptions.py
+++ b/ethosu/vela/tflite/WhileOptions.py
@@ -10,13 +10,17 @@
     __slots__ = ['_tab']
 
     @classmethod
-    def GetRootAsWhileOptions(cls, buf, offset):
+    def GetRootAs(cls, buf, offset=0):
         n = flatbuffers.encode.Get(flatbuffers.packer.uoffset, buf, offset)
         x = WhileOptions()
         x.Init(buf, n + offset)
         return x
 
     @classmethod
+    def GetRootAsWhileOptions(cls, buf, offset=0):
+        """This method is deprecated. Please switch to GetRootAs."""
+        return cls.GetRootAs(buf, offset)
+    @classmethod
     def WhileOptionsBufferHasIdentifier(cls, buf, offset, size_prefixed=False):
         return flatbuffers.util.BufferHasIdentifier(buf, offset, b"\x54\x46\x4C\x33", size_prefixed=size_prefixed)
 
@@ -39,6 +43,14 @@
         return 0
 
 def WhileOptionsStart(builder): builder.StartObject(2)
+def Start(builder):
+    return WhileOptionsStart(builder)
 def WhileOptionsAddCondSubgraphIndex(builder, condSubgraphIndex): builder.PrependInt32Slot(0, condSubgraphIndex, 0)
+def AddCondSubgraphIndex(builder, condSubgraphIndex):
+    return WhileOptionsAddCondSubgraphIndex(builder, condSubgraphIndex)
 def WhileOptionsAddBodySubgraphIndex(builder, bodySubgraphIndex): builder.PrependInt32Slot(1, bodySubgraphIndex, 0)
+def AddBodySubgraphIndex(builder, bodySubgraphIndex):
+    return WhileOptionsAddBodySubgraphIndex(builder, bodySubgraphIndex)
 def WhileOptionsEnd(builder): return builder.EndObject()
+def End(builder):
+    return WhileOptionsEnd(builder)
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