Fixes to autofmt, make it more aggressive (#2230)

* fix: fmt unterminated if, be more aggressive with line splits

* Fix: Handle long exprs in for/if statements

packages/autofmt/tests/samples/letsome.rsx

@@ -0,0 +1,12 @@
+#[component]
+fn SidebarSection() -> Element {
+    rsx! {
+        if let Some(url) = &link.location {
+            "hi {url}"
+        }
+
+        if val.is_empty() {
+            "No content"
+        }
+    }
+}