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.

compiler/rustc_target/src/spec/crt_objects.rs

@@ -40,10 +40,11 @@
 //! but not gcc's. As a result rustc cannot link with C++ static libraries (#36710)
 //! when linking in self-contained mode.
 
-use crate::spec::LinkOutputKind;
 use std::borrow::Cow;
 use std::collections::BTreeMap;
 
+use crate::spec::LinkOutputKind;
+
 pub type CrtObjects = BTreeMap<LinkOutputKind, Vec<Cow<'static, str>>>;
 
 pub(super) fn new(obj_table: &[(LinkOutputKind, &[&'static str])]) -> CrtObjects {