remove unused param.

Rachelint · Rachelint · commit aa24474a1559 · 2024-09-18T09:16:02.000+08:00
diff --git a/datafusion/functions/benches/ltrim.rs b/datafusion/functions/benches/ltrim.rs
@@ -86,7 +86,6 @@ pub fn create_string_array_and_characters(
 ///
 fn create_args(
     size: usize,
-    characters: &str,
     trimmed: &str,
     remaining_len: usize,
     string_array_type: StringArrayType,
