fix fullstack playwright test features

Cargo.toml

@@ -150,7 +150,7 @@ fullstack = ["dioxus/fullstack"]
 axum = ["dioxus/axum"]
 salvo = ["dioxus/salvo"]
 rocket = ["dioxus/rocket"]
-server = ["dioxus/server"]
+server = ["dioxus/axum"]
 default = ["dioxus/desktop"]
 web = ["dioxus/web"]
 collect-assets = ["manganis"]