Fix typo in tantivy backend query

quickpeep_index/src/backend/tantivy.rs

@@ -166,7 +166,11 @@ impl Backend for TantivyBackend {
         let reader = self.index.reader()?;
         let parser = QueryParser::new(
             self.index.schema(),
-            vec![self.fields.title, self.fields.article, self.fields.article],
+            vec![
+                self.fields.title,
+                self.fields.article,
+                self.fields.nonarticle,
+            ],
             TokenizerManager::default(),
         );