added limit 1 to arrays treated as a single value in schemas

src/tests/formatter.rs

@@ -180,6 +180,9 @@ impl SqlFormatter {
 
     fn format_query(&mut self, query: &Query) {
         self.format_set_expr(&query.body);
+        if let Some(limit_clause) = &query.limit_clause {
+            self.push_line(&format!("{}", limit_clause.to_string().trim()));
+        }
     }
 
     fn format_set_expr(&mut self, set_expr: &SetExpr) {