package/gnutls: bump to version 3.7.8
This is a bug fix and enhancement release on the 3.7.x branch.
https://lists.gnupg.org/pipermail/gnutls-help/2022-September/004765.html
Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
(cherry picked from commit 2acba99893cbe76926229f00e333b444a5570c6d)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>