Restore the empty line after the license (#6088)

substrate/client/network/src/protocol/sync/blocks.rs

@@ -15,6 +15,7 @@
 
 // You should have received a copy of the GNU General Public License
 // along with this program. If not, see <https://www.gnu.org/licenses/>.
+
 use std::cmp;
 use std::ops::Range;
 use std::collections::{HashMap, BTreeMap};

substrate/client/network/src/protocol/sync/extra_requests.rs

@@ -15,6 +15,7 @@
 
 // You should have received a copy of the GNU General Public License
 // along with this program. If not, see <https://www.gnu.org/licenses/>.
+
 use sp_blockchain::Error as ClientError;
 use crate::protocol::sync::{PeerSync, PeerSyncState};
 use fork_tree::ForkTree;