patch 8.2.4260: Vim9: can still use a global function without g:

Problem:    Vim9: can still use a global function without g: at the script
            level.
Solution:   Also check for g: at the script level. (issue #9637)
diff --git a/src/testdir/test_vim9_import.vim b/src/testdir/test_vim9_import.vim
index 440bef1..7d474e1 100644
--- a/src/testdir/test_vim9_import.vim
+++ b/src/testdir/test_vim9_import.vim
@@ -2018,7 +2018,7 @@
   delete('Xdir', 'rf')
 enddef
 
-def Test_autoload_name_wring()
+def Test_autoload_name_wrong()
   var lines =<< trim END
      vim9script
      def Xscriptname#Func()