Fix formatting

tests/ui/drop_bounds.rs

@@ -1,4 +1,8 @@
 #![allow(unused)]
 fn foo<T: Drop>() {}
-fn bar<T>() where T: Drop {}
+fn bar<T>()
+where
+    T: Drop,
+{
+}
 fn main() {}

tests/ui/drop_bounds.stderr

@@ -7,9 +7,9 @@ LL | fn foo<T: Drop>() {}
    = note: #[deny(clippy::drop_bounds)] on by default
 
 error: Bounds of the form `T: Drop` are useless. Use `std::mem::needs_drop` to detect if a type has drop glue.
-  --> $DIR/drop_bounds.rs:3:22
+  --> $DIR/drop_bounds.rs:5:8
    |
-LL | fn bar<T>() where T: Drop {}
+LL |     T: Drop,
    |        ^^^^
 
 error: aborting due to 2 previous errors