vim: upgrade to patch 4269

Upgrade to the latest patch release to fix the following CVEs:

- CVE-2022-0261
- CVE-2022-0318
- CVE-2022-0319

Signed-off-by: Ross Burton <ross.burton@arm.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
(cherry picked from commit 96442e68)
Signed-off-by: Anuj Mittal <anuj.mittal@intel.com>