chore: tweak generic arguments and iterators in rsx

examples/simple_list.rs

@@ -8,11 +8,12 @@ fn app(cx: Scope) -> Element {
     cx.render(rsx!(
         // Use Map directly to lazily pull elements
         (0..10).map(|f| rsx! { "{f}" }),
-        // Collect into an intermediate collection if necessary
+        // Collect into an intermediate collection if necessary, and call into_iter
         ["a", "b", "c"]
             .into_iter()
             .map(|f| rsx! { "{f}" })
-            .collect::<Vec<_>>(),
+            .collect::<Vec<_>>()
+            .into_iter(),
         // Use optionals
         Some(rsx! { "Some" }),
     ))