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/multirsx.rsx

@@ -4,12 +4,20 @@ rsx! {
     div {}
 
     // hi
-    div { "abcd", "ball", "s" }
+    div {
+        "abcd"
+        "ball"
+        "s"
+    }
 
     //
     //
     //
-    div { "abcd", "ball", "s" }
+    div {
+        "abcd"
+        "ball"
+        "s"
+    }
 
     //
     //