message: Mark tfl.EqualOp with NoSideEffect
  Fixes
diff: @@ -1459,6 +1459,7 @@ def TFL_EmbeddingLookupOp: TFL_Op<"embedding_lookup",
  def TFL_EqualOp: TFL_Op<"equal", [
  Commutative,
  + NoSideEffect,
  ResultsBroadcastableShape,
  TFL_OperandsHaveSameShapesOrBroadcastableShape<[0, 1], 4>,
  PredOpTrait<"Operands have same value type", TCopVTEtIsSameAs<0, 1>>]> {
  