Fix autoload for tree-sitter support (#211)

* Completely ignore autoload for tree-sitter lang alist.

Author: jcs090218

csharp-tree-sitter.el

@@ -287,9 +287,7 @@ Key bindings:
 
   (tree-sitter-hl-mode))
 
-;;;###autoload
-(with-eval-after-load 'tree-sitter
-  (add-to-list 'tree-sitter-major-mode-language-alist '(csharp-tree-sitter-mode . c-sharp)))
+(add-to-list 'tree-sitter-major-mode-language-alist '(csharp-tree-sitter-mode . c-sharp))
 
 (provide 'csharp-tree-sitter)