style: format code

Author: baka-gourd

tests/suite/cli_self_upd.rs

@@ -494,10 +494,7 @@ async fn update_overwrites_programs_display_version() {
         .unwrap();
     cx.config.expect(["rustup", "self", "update"]).await.is_ok();
     assert_eq!(
-        USER_RUSTUP_VERSION
-            .get(Some(&guard.uuid))
-            .unwrap()
-            .unwrap(),
+        USER_RUSTUP_VERSION.get(Some(&guard.uuid)).unwrap().unwrap(),
         Value::from(version)
     );
 }