fmt fixes

src/supervisor.rs

@@ -29,12 +29,8 @@ impl<T> Default for Supervisor<T> {
 
 macro_rules! vacant_entry {
     ($self:ident, $builder:ident) => {{
-        let Some(name) = $builder.name.clone() else {
-                        return Err(Error::SupervisorNameNotSpecified);
-                    };
-        let btree_map::Entry::Vacant(entry) = $self.tasks.entry(name.clone()) else {
-                        return Err(Error::SupervisorDuplicateTask(name));
-                    };
+        let Some(name) = $builder.name.clone() else { return Err(Error::SupervisorNameNotSpecified); };
+        let btree_map::Entry::Vacant(entry) = $self.tasks.entry(name.clone()) else { return Err(Error::SupervisorDuplicateTask(name)); };
         entry
     }};
 }