Linux 6.16 compat: META
Update the META file to reflect compatibility with the 6.16
kernel.
Tested with 6.16.0-0-stable of Alpine Linux edge, see
https://gitlab.alpinelinux.org/alpine/aports/-/merge_requests/87929.
Reviewed-by: Rob Norris <robn@despairlabs.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Achill Gilgenast <achill@achill.org>
Closes #17578