message: Fix capitalization on `peers` metric
diff: @@ -76,7 +76,7 @@ impl NetworkingMetrics {
  "net_queued_direct_messages",
  "number of messages waiting to be sent out",
  )?;
  - let peers = IntGauge::new("peers", "Number of connected peers")?;
  + let peers = IntGauge::new("peers", "number of connected peers")?;
  let out_count_protocol = IntCounter::new(
  "net_out_count_protocol",
  