small clippy fix (apache#524)

andygrove · web-flow · commit d7fcea29833a · 2023-10-21T11:21:32.000-06:00
diff --git a/src/functions.rs b/src/functions.rs
@@ -140,7 +140,7 @@ fn window(
         ctx.and_then(|ctx| {
             ctx.ctx
                 .udaf(name)
-                .map(|fun| datafusion_expr::WindowFunction::AggregateUDF(fun))
+                .map(datafusion_expr::WindowFunction::AggregateUDF)
                 .ok()
         })
     });
