Remove old parser impl comment

Signed-off-by: Alek Ratzloff <alekratz@gmail.com>

src/main.rs

@@ -33,15 +33,6 @@ fn main() -> Result {
     };
 
     let stmts = syn::parser::parse_file(&path, &text)?;
-
-    /*
-    let mut parser = Parser::new(path, text.as_str());
-    let mut stmts = Vec::new();
-    while !parser.is_eof() {
-        stmts.extend(parser.next_stmt_list()?);
-    }
-    */
-
     let mut machine = MachineBuilder::default()
         .max_stack_size(opt.max_stack_size)
         .finish();