Reformat `use` declarations.

The previous commit updated `rustfmt.toml` appropriately. This commit is
the outcome of running `x fmt --all` with the new formatting options.

3 files changed, 3 insertions, 6 deletions

diff --git a/library/std/src/sync/mpsc/mod.rs b/library/std/src/sync/mpsc/mod.rs
index feee6948db4..26d5b9515a2 100644
--- a/library/std/src/sync/mpsc/mod.rs
+++ b/library/std/src/sync/mpsc/mod.rs
@@ -148,10 +148,9 @@ mod sync_tests;
 // not exposed publicly, but if you are curious about the implementation,
 // that's where everything is.
 
-use crate::error;
-use crate::fmt;
 use crate::sync::mpmc;
 use crate::time::{Duration, Instant};
+use crate::{error, fmt};
 
 /// The receiving half of Rust's [`channel`] (or [`sync_channel`]) type.
 /// This half can only be owned by one thread.
diff --git a/library/std/src/sync/mpsc/sync_tests.rs b/library/std/src/sync/mpsc/sync_tests.rs
index 945de280f40..49b65c8efe6 100644
--- a/library/std/src/sync/mpsc/sync_tests.rs
+++ b/library/std/src/sync/mpsc/sync_tests.rs
@@ -1,8 +1,7 @@
 use super::*;
-use crate::env;
 use crate::rc::Rc;
 use crate::sync::mpmc::SendTimeoutError;
-use crate::thread;
+use crate::{env, thread};
 
 pub fn stress_factor() -> usize {
     match env::var("RUST_TEST_STRESS") {
diff --git a/library/std/src/sync/mpsc/tests.rs b/library/std/src/sync/mpsc/tests.rs
index ac1a804cf9c..13892fa0d18 100644
--- a/library/std/src/sync/mpsc/tests.rs
+++ b/library/std/src/sync/mpsc/tests.rs
@@ -1,6 +1,5 @@
 use super::*;
-use crate::env;
-use crate::thread;
+use crate::{env, thread};
 
 pub fn stress_factor() -> usize {
     match env::var("RUST_TEST_STRESS") {