patch 9.1.0695: tests: test_crash leaves Untitled file around

Problem:  tests: test_crash leaves Untitled file around
Solution: cleanup at the end of the test_crash.vim test file

Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/testdir/test_crash.vim b/src/testdir/test_crash.vim
index 302d373..f1843c4 100644
--- a/src/testdir/test_crash.vim
+++ b/src/testdir/test_crash.vim
@@ -209,7 +209,6 @@
   let args = printf(cmn_args, vim, file)
   call term_sendkeys(buf, args)
   call TermWait(buf, 150)
-  call delete('Untitled')
 
   let file = 'crash/nullpointer'
   let cmn_args = "%s -u NONE -i NONE -n -e -s -S %s -c ':qa!'\<cr>"
@@ -231,4 +230,11 @@
   exe buf .. "bw!"
 endfunc
 
+func Test_zz_cleanup()
+  " That file is created at Test_crash1_2() by dialog_changed_uaf
+  " but cleanup in that Test, doesn't remove it. Let's try again at
+  " the end of this test script
+  call delete('Untitled')
+endfunc
+
 " vim: shiftwidth=2 sts=2 expandtab