patch 8.2.0217: terminal test fails on Mac

Problem:    Terminal test fails on Mac.
Solution:   Add a short wait.

src/testdir/test_terminal.vim

@@ -2362,6 +2362,7 @@ func Test_terminal_in_popup()
   call term_sendkeys(buf, "\<C-W>:call HidePopup()\<CR>")
   call VerifyScreenDump(buf, 'Test_terminal_popup_4', {})
   call term_sendkeys(buf, "\<CR>")
+  call term_wait(buf, 50)
 
   call term_sendkeys(buf, ":q\<CR>")
   call term_wait(buf, 100)  " wait for terminal to vanish

src/version.c

@@ -742,6 +742,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    217,
 /**/
     216,
 /**/