Reformat imports to a consistent style for imports

rustfmt.toml configuration:
  imports_granularity = "One"
  group_imports = "One"

rpc/src/rpc.rs

@@ -26,8 +26,7 @@ use {
             MAX_GET_SIGNATURE_STATUSES_QUERY_ITEMS, MAX_GET_SLOT_LEADERS, MAX_MULTIPLE_ACCOUNTS,
             NUM_LARGEST_ACCOUNTS,
         },
-        rpc_response::Response as RpcResponse,
-        rpc_response::*,
+        rpc_response::{Response as RpcResponse, *},
     },
     solana_faucet::faucet::request_airdrop_transaction,
     solana_gossip::{cluster_info::ClusterInfo, contact_info::ContactInfo},
@@ -4338,8 +4337,7 @@ pub mod tests {
         },
         spl_token::{
             solana_program::{program_option::COption, pubkey::Pubkey as SplTokenPubkey},
-            state::AccountState as TokenAccountState,
-            state::Mint,
+            state::{AccountState as TokenAccountState, Mint},
         },
         std::collections::HashMap,
     };

rpc/src/rpc_health.rs

@@ -3,8 +3,10 @@ use {
     solana_sdk::{clock::Slot, pubkey::Pubkey},
     std::{
         collections::HashSet,
-        sync::atomic::{AtomicBool, Ordering},
-        sync::Arc,
+        sync::{
+            atomic::{AtomicBool, Ordering},
+            Arc,
+        },
     },
 };
 

rpc/src/rpc_pubsub_service.rs

@@ -187,9 +187,13 @@ pub struct TestBroadcastReceiver {
 #[cfg(test)]
 impl TestBroadcastReceiver {
     pub fn recv(&mut self) -> String {
-        use std::thread::sleep;
-        use std::time::{Duration, Instant};
-        use tokio::sync::broadcast::error::TryRecvError;
+        use {
+            std::{
+                thread::sleep,
+                time::{Duration, Instant},
+            },
+            tokio::sync::broadcast::error::TryRecvError,
+        };
 
         let timeout = Duration::from_secs(5);
         let started = Instant::now();

rpc/src/rpc_service.rs

@@ -40,8 +40,11 @@ use {
         collections::HashSet,
         net::SocketAddr,
         path::{Path, PathBuf},
-        sync::atomic::{AtomicBool, AtomicU64, Ordering},
-        sync::{mpsc::channel, Arc, Mutex, RwLock},
+        sync::{
+            atomic::{AtomicBool, AtomicU64, Ordering},
+            mpsc::channel,
+            Arc, Mutex, RwLock,
+        },
         thread::{self, Builder, JoinHandle},
     },
     tokio_util::codec::{BytesCodec, FramedRead},

rpc/src/rpc_subscription_tracker.rs

@@ -535,11 +535,13 @@ impl SubscriptionToken {
 
 #[cfg(test)]
 mod tests {
-    use super::*;
-    use crate::rpc_pubsub_service::PubSubConfig;
-    use solana_ledger::genesis_utils::{create_genesis_config, GenesisConfigInfo};
-    use solana_runtime::bank::Bank;
-    use std::str::FromStr;
+    use {
+        super::*,
+        crate::rpc_pubsub_service::PubSubConfig,
+        solana_ledger::genesis_utils::{create_genesis_config, GenesisConfigInfo},
+        solana_runtime::bank::Bank,
+        std::str::FromStr,
+    };
 
     struct ControlWrapper {
         control: SubscriptionControl,

rpc/src/rpc_subscriptions.rs

@@ -48,8 +48,7 @@ use {
             Arc, Mutex, RwLock, Weak,
         },
         thread::{Builder, JoinHandle},
-        time::Duration,
-        time::Instant,
+        time::{Duration, Instant},
     },
     tokio::sync::broadcast,
 };