Fix: #2604, Fix: #2240, Fix: #2341, Fix #1355 - Better error handling and and spaces handling in autofmt (#2736)

* add new autofmt sample
* Feat: implement rustfmt::skip support for rsx
* generally improve error handling with better expect messages
* wip: nested rsx formatting and expression formatting
* nested rsx formatting works
* collapse autofmt crate
* cast indent through macros
* use proper whitespace
* no more eating comments!
* Use proper error handling

packages/autofmt/tests/samples/simple.rsx

@@ -16,7 +16,7 @@ rsx! {
         id: "{a}",
         class: "ban",
         style: "color: red",
-        value: "{b}"
+        value: "{b}",
     }
 
     // Nested one level