Move the document trait into a separate crate (#3035)

* add a default head method through eval
* remove the old document trait
* implement document for each platform
* pull out document into a dedicated crate to cut down on shared dependencies
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Co-authored-by: Jonathan Kelley <jkelleyrtp@gmail.com>

packages/playwright-tests/nested-suspense/src/main.rs

@@ -44,7 +44,7 @@ fn LoadTitle() -> Element {
         .unwrap();
 
     rsx! {
-        Title { "{title.title}" }
+        document::Title { "{title.title}" }
     }
 }