vim-patch:8.1.1545: when the screen is to small there is no message about that

Problem:    When the screen is to small there is no message about that.
            (Daniel Hahler)
Solution:   Do not use :cquit. (closes vim/vim#4534)
45aa07d3c1

src/nvim/testdir/runtest.vim

@@ -35,8 +35,11 @@ if &lines < 24 || &columns < 80
   echoerr error
   split test.log
   $put =error
-  w
-  cquit
+  write
+  split messages
+  call append(line('$'), error)
+  write
+  qa!
 endif
 
 " Common with all tests on all systems.