Actually test closures in closures_are_borders

Author: WaffleLapkin

crates/ide-diagnostics/src/handlers/break_outside_of_loop.rs

@@ -65,7 +65,7 @@ fn foo() {
             r#"
 fn foo() {
     'a: loop {
-        try {
+        || {
                 break;
               //^^^^^ error: break outside of loop
                 break 'a;