Fix test

Author: viirya

datafusion/core/tests/user_defined/user_defined_scalar_functions.rs

@@ -174,9 +174,6 @@ async fn scalar_udf_zero_params() -> Result<()> {
     ctx.register_batch("t", batch)?;
     // create function just returns 100 regardless of inp
     let myfunc = Arc::new(|args: &[ColumnarValue]| {
-        let ColumnarValue::Scalar(_) = &args[0] else {
-            panic!("expect scalar")
-        };
         Ok(ColumnarValue::Array(
             Arc::new((0..1).map(|_| 100).collect::<Int32Array>()) as ArrayRef,
         ))