fix: clippy

Author: nikolay-komarevskiy

ic-agent/src/agent/http_transport/dynamic_routing/dynamic_route_provider.rs

@@ -251,7 +251,7 @@ impl<S> Drop for DynamicRouteProvider<S> {
         let tracker = self.tracker.clone();
         // If no runtime is available do nothing.
         if let Ok(handle) = Handle::try_current() {
-            let _ = handle.spawn(async move {
+            handle.spawn(async move {
                 tracker.wait().await;
                 warn!("{DYNAMIC_ROUTE_PROVIDER}: stopped gracefully");
             });

ic-agent/src/agent/http_transport/dynamic_routing/snapshot/latency_based_routing.rs

@@ -99,7 +99,7 @@ impl RoutingSnapshot for LatencyRoutingSnapshot {
             .cloned()
             .collect();
         let has_added_nodes = !nodes_added.is_empty();
-        self.existing_nodes.extend(nodes_added.into_iter());
+        self.existing_nodes.extend(nodes_added);
         // NOTE: newly added nodes will appear in the weighted_nodes later.
         // This happens after the first node health check round and a consequent update_node() invocation.
         for node in nodes_removed.into_iter() {

ic-agent/src/agent/http_transport/dynamic_routing/test_utils.rs

@@ -116,6 +116,6 @@ impl NodeHealthCheckerMock {
 
     pub fn overwrite_healthy_nodes(&self, healthy_nodes: Vec<Node>) {
         self.healthy_nodes
-            .store(Arc::new(HashSet::from_iter(healthy_nodes.into_iter())));
+            .store(Arc::new(HashSet::from_iter(healthy_nodes)));
     }
 }