fix style

Author: timfel

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/builtins/objects/common/HashingStorageNodes.java

@@ -1729,6 +1729,7 @@ public HashingStorage doLeftEmpty(HashingStorage left, HashingStorage right,
         }
 
         @Specialization(limit = "MAX_STORAGES", guards = {"left.getClass() == leftClass", "right.getClass() == rightClass"})
+        @SuppressWarnings("try")
         public HashingStorage doNonEmptyCached(VirtualFrame frame, HashingStorage left, HashingStorage right,
                         @Cached("left.getClass()") Class<? extends HashingStorage> leftClass,
                         @Cached("right.getClass()") Class<? extends HashingStorage> rightClass,

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/runtime/sequence/storage/BasicSequenceStorage.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017, 2018, Oracle and/or its affiliates.
+ * Copyright (c) 2017, 2019, Oracle and/or its affiliates.
  * Copyright (c) 2013, Regents of the University of California
  *
  * All rights reserved.