message: Fix problem with metrics test.
diff: @@ -12,7 +12,7 @@ pub struct MetricsCounter<const N: usize> {
  impl<const N: usize> MetricsCounter<N> {
  /// Creates a new counter with an initial value.
  pub fn new(init: usize, init_at: Instant) -> Self {
  - debug_assert!(N > 0, "number of slots must be greater than zero");
  + assert!(N > 0, "number of slots must be greater than zero");
  Self {
  slots: [(init, init_at); N],
  index: 0,
  