emacs-28 281b878858: Mark test-map-into as unstable

[Lars Ingebrigtsen]

branch: emacs-28
commit 281b878858b381762ac74a96c85d383e8f423db9
Author: Lars Ingebrigtsen <larsi@gnus.org>
Commit: Lars Ingebrigtsen <larsi@gnus.org>

    Mark test-map-into as unstable
    
    * test/lisp/emacs-lisp/map-tests.el (test-map-into): Mark as
    unstable (bug#46722).
    
    Do not merge to master.
---
 test/lisp/emacs-lisp/map-tests.el | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/test/lisp/emacs-lisp/map-tests.el 
b/test/lisp/emacs-lisp/map-tests.el
index 314a1c9e30..31be0784ec 100644
--- a/test/lisp/emacs-lisp/map-tests.el
+++ b/test/lisp/emacs-lisp/map-tests.el
@@ -422,6 +422,9 @@ Evaluate BODY for each created map."
     (should (map-every-p (lambda (k _v) (zerop k)) map))))
 
 (ert-deftest test-map-into ()
+  ;; This test is unstable in Emacs 28, but the problem has been fixed
+  ;; in Emacs 29 (bug#46722).
+  :tags '(:unstable)
   (let* ((plist '(a 1 b 2))
          (alist '((a . 1) (b . 2)))
          (ht (map-into alist 'hash-table))