depreciate the render macro

examples/spread.rs

@@ -8,7 +8,7 @@ fn main() {
 }
 
 fn app() -> Element {
-    render! {
+    rsx! {
         spreadable_component {
             width: "10px",
             extra_data: "hello{1}",
@@ -20,7 +20,7 @@ fn app() -> Element {
 }
 
 fn spreadable_component(props: Props) -> Element {
-    render! {
+    rsx! {
         audio { ..props.attributes, "1: {props.extra_data}\n2: {props.extra_data2}" }
     }
 }