minor

tango-timeseries-persistence/src/main/java/fr/soleil/tango/archiving/event/db/timescale/insert/AttributeInserter.java

@@ -52,7 +52,7 @@ import java.util.OptionalInt;
 public class AttributeInserter implements IAttributeInserter {
 
     public static final int MAXIMUM_CACHE_SIZE = 1000000;
-    private static Cache<String, Integer> ATTR_ERROR_ID_CACHE = Caffeine.newBuilder().maximumSize(MAXIMUM_CACHE_SIZE).build();
+    private static final Cache<String, Integer> ATTR_ERROR_ID_CACHE = Caffeine.newBuilder().maximumSize(MAXIMUM_CACHE_SIZE).build();
     private final Logger logger = LoggerFactory.getLogger(AttributeInserter.class);
     @Inject
     private Jdbi jdbi;