message: Register tf.Timestamp in TF MLIR ODS
diff: @@ -18112,6 +18112,23 @@ array([[1, 2, 3, 1, 2, 3],
  let hasFolder = 1;
  }
  +def TF_TimestampOp : TF_Op<"Timestamp", []> {
  + let summary = "Provides the time since epoch in seconds.";
  +
  + let description = [{
  +Returns the timestamp as a `float64` for seconds since the Unix epoch.
  +
  +Note: the timestamp is computed when the op is executed, not when it is added
  +to the graph.
  + }];
  +
  + let arguments = (ins);
  +
  + let results = (outs
  + TF_Float64Tensor:$ts
  + );
  +}
  +
  def TF_TopKUniqueOp : TF_Op<"TopKUnique", [NoSideEffect]> {
  let summary = "Returns the TopK unique values in the array in sorted order.";
  