{linux, linux-headers}: bump 4.{4, 9, 14, 19, 20}.x / 5.0.x series

Notice: 4.20.x is now EOL.

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
[Peter: drop 4.19.x/4.20.x/5.0.x, linux / hash changes]
(cherry picked from commit 198b4cff10aa7e25bac28b54721638119e8fd1f1)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
1 file changed