handle weird trailing whitespace in autofmt

packages/autofmt/tests/samples/messy_indent.rsx

@@ -0,0 +1,13 @@
+fn SaveClipboard(cx: Scope) -> Element {
+    rsx! {
+        div { class: "relative w-1/2 {align} max-w-md leading-8",
+            h2 { class: "mb-6 text-3xl leading-tight md:text-4xl md:leading-tight lg:text-3xl lg:leading-tight font-heading font-mono font-bold",
+                "{title}"
+            }
+        }
+    };
+
+    cx.render(rsx! {
+        div { "hello world", "hello world", "hello world" }
+})
+}