Rustfmt fallout

Author: oli-obk

src/stacked_borrows.rs

@@ -250,11 +250,8 @@ impl<'tcx> Stack {
         match perm {
             Permission::SharedReadOnly => bug!("Cannot use SharedReadOnly for writing"),
             Permission::Disabled => bug!("Cannot use Disabled for anything"),
-            Permission::Unique =>
             // On a write, everything above us is incompatible.
-            {
-                granting + 1
-            }
+            Permission::Unique => granting + 1,
             Permission::SharedReadWrite => {
                 // The SharedReadWrite *just* above us are compatible, to skip those.
                 let mut idx = granting + 1;