Fix error when tool annotation is on same line as extends

Author: NathanLovato

grammar.js

@@ -388,7 +388,10 @@ module.exports = grammar({
       ),
 
     extends_statement: ($) =>
-      prec(PREC.type, seq("extends", choice($.string, $.type))),
+      prec(
+        PREC.type,
+        seq(optional($.annotations), "extends", choice($.string, $.type)),
+      ),
 
     _compound_statement: ($) =>
       choice(

test/corpus/issues.txt

@@ -434,3 +434,20 @@ func _ready():
                 (identifier)
                 (arguments
                   (string))))))))))
+
+=========================================
+Extends with tool annotation on same line
+=========================================
+
+@tool extends Node
+class_name Foo
+
+---
+
+(source
+  (extends_statement
+    (annotations
+      (annotation (identifier)))
+    (type (identifier)))
+  (class_name_statement
+    name: (name)))