Auto merge of #125443 - nnethercote:rustfmt-use-decls, r=lcnr,cuviper,GuillaumeGomez

rustfmt `use` declarations

This PR implements https://github.com/rust-lang/compiler-team/issues/750, which changes how `use` declarations are formatted by adding these options to `rustfmt.toml`:
```
group_imports = "StdExternalCrate"
imports_granularity = "Module"
```

r? `@ghost`

1 files changed, 5 insertions, 3 deletions

diff --git a/compiler/rustc_target/src/spec/base/windows_gnu.rs b/compiler/rustc_target/src/spec/base/windows_gnu.rs
index 1357de2dad1..7346e42dd91 100644
--- a/compiler/rustc_target/src/spec/base/windows_gnu.rs
+++ b/compiler/rustc_target/src/spec/base/windows_gnu.rs
@@ -1,8 +1,10 @@
-use crate::spec::LinkSelfContainedDefault;
-use crate::spec::{add_link_args, crt_objects};
-use crate::spec::{cvs, Cc, DebuginfoKind, LinkerFlavor, Lld, SplitDebuginfo, TargetOptions};
 use std::borrow::Cow;
 
+use crate::spec::{
+    add_link_args, crt_objects, cvs, Cc, DebuginfoKind, LinkSelfContainedDefault, LinkerFlavor,
+    Lld, SplitDebuginfo, TargetOptions,
+};
+
 pub fn opts() -> TargetOptions {
     let mut pre_link_args = TargetOptions::link_args(
         LinkerFlavor::Gnu(Cc::No, Lld::No),