package/wireguard-linux-compat: bump version to 1.0.20210219
Includes various compat fixes and lowers memory requirements. For details,
see the announcement:
https://lists.zx2c4.com/pipermail/wireguard/2021-February/006404.html
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
(cherry picked from commit 5211e7489490620f9512e0ff2c2034af286e95b0)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>