[bugfix] LuceneMatch equality was not computed correctly leading to too many Match results

Author: adamretter

extensions/indexes/lucene/src/main/java/org/exist/indexing/lucene/LuceneMatch.java

@@ -96,7 +96,7 @@ public boolean equals(final Object other) {
         if (other instanceof LuceneMatch) {
             final LuceneMatch lm = (LuceneMatch) other;
             return getNodeId().equals(lm.getNodeId())
-                    && query == lm.query;
+                    && query.equals(lm.query);
         } else {
             return false;
         }