chore: Bump gdscript grammar (#1194)

* chore: Bump gdscript grammar

* Remove the "tool" statement from Godot 3

* Update highlights.scm

* Update highlights.scm

---------

Co-authored-by: jcs090218 <8685505+jcs090218@users.noreply.github.com>
Co-authored-by: Jen-Chieh Shen <jcs090218@gmail.com>

Author: github-actions[bot]

queries/gdscript/highlights.scm

@@ -15,7 +15,6 @@
 (set_body "set" @keyword)
 (get_body "get" @keyword)
 (static_keyword) @type.qualifier
-(tool_statement) @keyword
 (breakpoint_statement) @debug
 (inferred_type) @operator
 [(true) (false)] @boolean
@@ -59,12 +58,12 @@
 ; We'll use @property since that's the term Godot uses.
 ; But, should (source (variable_statement (name))) be @property, too? Since a
 ; script file is a class in gdscript.
-(class_definition
-  (body (variable_statement (name) @property)))
+;(class_definition
+;  (body (variable_statement (name) @property)))
 
 ; Same question but for methods?
-(class_definition
-  (body (function_definition (name) @method)))
+;(class_definition
+;  (body (function_definition (name) @method)))
 
 (attribute_call (identifier) @method.call)
 (attribute (_) (identifier) @property)
@@ -188,7 +187,7 @@
   "export_flags_3d_physics" "export_flags_3d_render" "export_global_dir"
   "export_global_file" "export_group" "export_multiline" "export_node_path"
   "export_placeholder" "export_range" "export_subgroup" "icon" "onready"
-  "rpc" "tool" "warning_ignore"
+  "rpc" "warning_ignore"
  ))
 
 ;; Builtin Types