patch 8.2.1116: Vim9: parsing command checks for list twice

Problem:    Vim9: parsing command checks for list twice.
Solution:   Adjust how a command is parsed.
diff --git a/src/testdir/test_vim9_cmd.vim b/src/testdir/test_vim9_cmd.vim
index ab91a16..27d2b3a 100644
--- a/src/testdir/test_vim9_cmd.vim
+++ b/src/testdir/test_vim9_cmd.vim
@@ -190,7 +190,7 @@
   CheckScriptSuccess(lines)
 enddef
 
-def Test_method_cal_linebreak()
+def Test_method_call_linebreak()
   let lines =<< trim END
       vim9script
       let res = []