Update a test

tests/target/chains-visual.rs

@@ -16,9 +16,9 @@ fn main() {
     // Test case where first chain element isn't a path, but is shorter than
     // the size of a tab.
     x().y(|| match cond() {
-              true => (),
-              false => (),
-          });
+        true => (),
+        false => (),
+    });
 
     loong_func().quux(move || if true { 1 } else { 2 });