chore: remove unnecessary brackets from examples (#552)

examples/rsx_compile_fail.rs

@@ -32,27 +32,19 @@ fn example(cx: Scope) -> Element {
 
     cx.render(rsx!(
         div {
-            div {
-                id: "asd",
+            div { id: "asd",
                 "your neighborhood spiderman"
 
                 items.iter().cycle().take(5).map(|f| rsx!{
-                    div {
-                        "{f.a}"
-                    }
+                    div { "{f.a}" }
                 })
 
                 things_list.iter().map(|f| rsx!{
-                    div {
-                        "{f.a}"
-                        "{f.b}"
-                    }
+                    div { "{f.a}" "{f.b}" }
                 })
 
-                mything_read.as_ref().map(|f| rsx!{
-                    div {
-                       "{f}"
-                    }
+                mything_read.as_ref().map(|f| rsx! {
+                    div { "{f}" }
                 })
             }
         }