patch 8.1.2069: test for SafeStateAgain may still fail

Problem:    Test for SafeStateAgain may still fail.
Solution:   Send another message to trigger SafeStateAgain.

Author: brammool

src/testdir/test_autocmd.vim

@@ -2250,7 +2250,9 @@ func Test_autocmd_SafeState()
   call WaitForAssert({-> assert_match('^xxxx', term_getline(buf, 6))}, 1000)
 
   call term_sendkeys(buf, ":let g:again = ''\<CR>:call CallTimer()\<CR>")
-  call term_wait(buf, 50)
+  call term_wait(buf)
+  call term_sendkeys(buf, ":\<CR>")
+  call term_wait(buf)
   call term_sendkeys(buf, ":echo g:again\<CR>")
   call WaitForAssert({-> assert_match('xtx', term_getline(buf, 6))}, 1000)
 

src/version.c

@@ -757,6 +757,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    2069,
 /**/
     2068,
 /**/