patch 9.0.1868: test_crash still fails for circle ci

Problem:  test_crash still fails for circle ci
Solution: give even more time to complete

Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/testdir/test_crash.vim b/src/testdir/test_crash.vim
index 8c79d3a..781f810 100644
--- a/src/testdir/test_crash.vim
+++ b/src/testdir/test_crash.vim
@@ -55,7 +55,7 @@
     \ '  && echo "crash 6: [OK]" >> X_crash1_result.txt' .. "\<cr>")
   " clean up
   call delete('X')
-  call TermWait(buf, 1000)
+  call TermWait(buf, 3000)
 
   " clean up
   exe buf .. "bw!"