fix more examples

examples/PWA-example/src/main.rs

@@ -9,12 +9,13 @@ fn main() {
 }
 
 fn app() -> Element {
-    rsx! (
-        div {
-            style: "text-align: center;",
+    render! (
+        div { style: "text-align: center;",
             h1 { "🌗 Dioxus 🚀" }
             h3 { "Frontend that scales." }
-            p { "Dioxus is a portable, performant, and ergonomic framework for building cross-platform user interfaces in Rust." }
+            p {
+                "Dioxus is a portable, performant, and ergonomic framework for building cross-platform user interfaces in Rust."
+            }
         }
-    ))
+    )
 }