patch 8.2.4444: beep caused by test

Problem:    Beep caused by test.  ASAN reports leaks.
Solution:   Do not put a NL at the end of the script.  Make the text work on
            MS-Windows.  Do not run the test with ASAN.

src/testdir/test_exit.vim

@@ -112,9 +112,10 @@ endfunc
 
 func Test_exit_error_reading_input()
   CheckNotGui
-  CheckNotMSWindows
+  " The early exit causes memory not to be freed somehow
+  CheckNotAsan
 
-  call writefile([":au VimLeave * call writefile(['l = ' .. v:exiting], 'Xtestout')", ":tabnew\<CR>q:"], 'Xscript')
+  call writefile([":au VimLeave * call writefile(['l = ' .. v:exiting], 'Xtestout')", ":tabnew", "q:"], 'Xscript', 'b')
 
   if RunVim([], [], '<Xscript')
     call assert_equal(['l = 1'], readfile('Xtestout'))

src/version.c

@@ -750,6 +750,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    4444,
 /**/
     4443,
 /**/