remove redundant word

Author: marmoure

src/main/xar-resources/data/lucene/lucene.xml

@@ -883,8 +883,9 @@
                 <varlistentry>
                     <term> <code>lowercase-expanded-terms</code> </term>
                     <listitem>
-                        <para>An option in <code>ft:query</code> to set whether expanded terms (Analyser input) should be lower-cased,
-                        When set to <code>yes</code>, any expanded terms selected by a wildcard, regex, or fuzzy query will be lower-cased.
+                        <para>An option used to set whether the terms in wildcard, prefix, fuzzy, or range queries should be
+                        automatically lower-cased or left in their original case. 
+                        When set to <code>yes</code>, query terms are lower-cased (i.e., as if <code>fn:lower-case()</code> were applied to the query string).
                         Default value is <code>no</code>.</para>
                     </listitem>
                 </varlistentry>