Add dynamic kernel args for uboot based device.

In one job, although we could define multiple boot, but can't change kernel boot args.
This patch allows kernel args could be dynamic changed across different boot action.

Signed-off-by: Larry Shen <larry.shen@nxp.com>
16 jobs for feature/dynamic_kernel_args in 15 minutes and 25 seconds (queued for 5 seconds)
latest
Status Job ID Name Coverage
  Test
passed #119946
amd64
dispatcher-debian-10

00:02:14

passed #119948
amd64
dispatcher-debian-11

00:02:30

passed #119947
amd64
server-debian-10

00:02:55

passed #119949
amd64
server-debian-11

00:04:59

 
  Analyze
passed #119950
amd64-dind
bandit-sast

00:00:54

passed #119951
amd64
black

00:00:33

passed #119952
amd64
code_quality

00:00:20

passed #119957
amd64
codespell

00:00:16

passed #119953
amd64
coverage

00:06:27

60.88%
passed #119954
amd64
dockerfiles

00:00:15

passed #119956
amd64
pylint

00:03:02

passed #119955
amd64
schemas

00:00:29

 
  Build
passed #119959
amd64
debian/10

00:01:22

passed #119958
amd64
doc

00:00:36

passed #119960
amd64-dind
docker-amd64-dispatcher

00:03:31

passed #119961
amd64-dind
docker-amd64-server

00:03:56