patch 8.0.1823: test for terminal stdout redirection is flaky

Problem:    Test for terminal stdout redirection is flaky.
Solution:   Wait for the job to finish.
diff --git a/src/testdir/test_terminal.vim b/src/testdir/test_terminal.vim
index 1446690..e9b6953 100644
--- a/src/testdir/test_terminal.vim
+++ b/src/testdir/test_terminal.vim
@@ -1502,6 +1502,7 @@
   call assert_equal("this is standard out", readfile(outfile)[0])
   call assert_equal('this is standard error', term_getline(buf, 1))
 
+  call WaitForAssert({-> assert_equal('dead', job_status(term_getjob(buf)))})
   exe buf . 'bwipe'
   call delete('Xechoerrout.sh')
   call delete(outfile)
diff --git a/src/version.c b/src/version.c
index 981d650..8af1a95 100644
--- a/src/version.c
+++ b/src/version.c
@@ -762,6 +762,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1823,
+/**/
     1822,
 /**/
     1821,