patch 9.0.0082: cannot interrupt global command from command line

Problem:    Cannot interrupt global command from command line.
Solution:   Reset got_int in another place. (closes #10739)
diff --git a/src/testdir/test_ex_mode.vim b/src/testdir/test_ex_mode.vim
index 50bc1db..2e14e01 100644
--- a/src/testdir/test_ex_mode.vim
+++ b/src/testdir/test_ex_mode.vim
@@ -156,6 +156,7 @@
   call term_sendkeys(buf, "append\<CR>")
   call WaitForAssert({-> assert_match(':  append', term_getline(buf, 5))}, 1000)
   call term_sendkeys(buf, "\<C-C>")
+  " Wait for input to be flushed
   call term_wait(buf)
   call term_sendkeys(buf, "foo\<CR>")
   call WaitForAssert({-> assert_match('foo', term_getline(buf, 5))}, 1000)