sysutils/screen: Update to 4.9.0
Update screen to 4.9.0. From the release announcement:
New in this release:
- Hardstatus option for used encoding (escape string '%e')
- Fixes:
- fix combining char handling that could lead to a segfault
- CVE-2021-26937: possible denial of service via a crafted UTF-8 character sequence (bug #60030)
- make screen exit code be 0 when checking --help
- session names limit is 80 symbols (bug #61534)
- option -X ignores specified user in multiuser env (bug #37437)
- a lot of reformations/fixes/cleanups (man page and source code)
For full list of changes see
https://git.savannah.gnu.org/cgit/screen.git/log/?h=v.4.9.0
Note that CVE-2021-26937 was fixed in the FreeBSD port in 2021.