Fix checkstyle

Author: alpar-t

plugins/analysis-icu/src/main/java/org/elasticsearch/index/analysis/IcuNormalizerTokenFilterFactory.java

@@ -38,7 +38,7 @@
  * <p>The {@code unicodeSetFilter} attribute can be used to provide the UniCodeSet for filtering.</p>
  */
 public class IcuNormalizerTokenFilterFactory extends AbstractTokenFilterFactory implements MultiTermAwareComponent {
-    private final static DeprecationLogger deprecationLogger =
+    private static final DeprecationLogger deprecationLogger =
         new DeprecationLogger(LogManager.getLogger(IcuNormalizerTokenFilterFactory.class));
     private final Normalizer2 normalizer;