Fix license header and checkstyle

Author: soerenreichardt

cypher/api/storage-engine-adapter/src/main/java/org/neo4j/internal/recordstorage/AbstractInMemoryStorageReader.java

@@ -221,7 +221,7 @@ public AllNodeScan allNodeScan() {
 
     @Override
     public AllRelationshipsScan allRelationshipScan() {
-        return new InMemoryRelationshipScan() ;
+        return new InMemoryRelationshipScan();
     }
 
     @Override

cypher/api/storage-engine-adapter/src/main/java/org/neo4j/internal/recordstorage/InMemoryRelationshipScan.java

@@ -1,8 +1,21 @@
 /*
  * Copyright (c) "Neo4j"
  * Neo4j Sweden AB [http://neo4j.com]
- * This file contains proprietary code that is only available via a commercial license from Neo4j.
- * For more information, see https://neo4j.com/contact-us/
+ *
+ * This file is part of Neo4j.
+ *
+ * Neo4j is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 package org.neo4j.internal.recordstorage;