format

Signed-off-by: William Zhang <[email protected]>

Author: wtzhang23

rust/src/http_metrics.rs

@@ -22,7 +22,7 @@ impl FilterConfig {
         Self {
             _filter_config: filter_config.to_string(),
             // Handles to metrics such as counters, gauges, and histograms are allocated at filter config creation time. These handles
-            // are opaque ids that can be used to record statistics during the lifecycle of the filter. These handles last until the 
+            // are opaque ids that can be used to record statistics during the lifecycle of the filter. These handles last until the
             // filter config is destroyed.
             route_latency: envoy_filter_config
                 .define_histogram_vec("route_latency_ms", &["route_name"])