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.

1 files changed, 5 insertions, 4 deletions

diff --git a/compiler/rustc_span/src/source_map.rs b/compiler/rustc_span/src/source_map.rs
index 14c157a0111..f914e8dc1ba 100644
--- a/compiler/rustc_span/src/source_map.rs
+++ b/compiler/rustc_span/src/source_map.rs
@@ -9,15 +9,16 @@
 //! within the `SourceMap`, which upon request can be converted to line and column
 //! information, source code snippets, etc.
 
-use crate::*;
+use std::io::{self, BorrowedBuf, Read};
+use std::{fs, path};
+
 use rustc_data_structures::sync::{IntoDynSyncSend, MappedReadGuard, ReadGuard, RwLock};
 use rustc_data_structures::unhash::UnhashMap;
 use rustc_macros::{Decodable, Encodable};
-use std::fs;
-use std::io::{self, BorrowedBuf, Read};
-use std::path;
 use tracing::{debug, instrument, trace};
 
+use crate::*;
+
 #[cfg(test)]
 mod tests;