patch 8.1.1382: error when editing test file

Problem:    Error when editing test file.
Solution:   Remove part of modeline.
diff --git a/src/testdir/test49.vim b/src/testdir/test49.vim
index 97088f0..7393ec4 100644
--- a/src/testdir/test49.vim
+++ b/src/testdir/test49.vim
@@ -1,6 +1,6 @@
 " Vim script language tests
 " Author:	Servatius Brandt <Servatius.Brandt@fujitsu-siemens.com>
-" Last Change:	2019 Jan 13
+" Last Change:	2019 May 24
 
 "-------------------------------------------------------------------------------
 " Test environment							    {{{1
@@ -9005,5 +9005,4 @@
 "-------------------------------------------------------------------------------
 " Modelines								    {{{1
 " vim: ts=8 sw=4 tw=80 fdm=marker
-" vim: fdt=substitute(substitute(foldtext(),\ '\\%(^+--\\)\\@<=\\(\\s*\\)\\(.\\{-}\\)\:\ \\%(\"\ \\)\\=\\(Test\ \\d*\\)\:\\s*',\ '\\3\ (\\2)\:\ \\1',\ \"\"),\ '\\(Test\\s*\\)\\(\\d\\)\\D\\@=',\ '\\1\ \\2',\ "")
 "-------------------------------------------------------------------------------