* lisp/epa-ks.el (epa-keyserver): Update the user option type of
`epa-keyserver'.
See https://mail.gnu.org/archive/html/emacs-devel/2023-11/msg00857.html.
(cherry picked from commit
9e56bd5ed8775f53c3025b114525cee7c578e2d0)
(repeat :tag "Random pool"
(string :tag "Keyserver address"))
(const "keyring.debian.org")
- (const "keys.gnupg.net")
(const "keyserver.ubuntu.com")
(const "pgp.mit.edu")
- (const "pool.sks-keyservers.net")
- (const "zimmermann.mayfirst.org")
(string :tag "Custom keyserver"))
:version "28.1")