message: fix bicg iteration count in estimate
diff: @@ -185,9 +185,6 @@ void Bicg<ValueType>::apply_impl(const LinOp *b, LinOp *x) const
  int iter = -1;
  /* Memory movement summary:
  - * Per iteration:
  - * 14n * values + matrix/preconditioner storage
  - * Two iterations:
  * 28n * values + matrix/preconditioner storage + conj storage
  * 2x SpMV: 4n * values + storage + conj storage
  * 2x Preconditioner: 4n * values + storage + conj storage
  