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 16 minutes and 7 seconds (queued for 3 seconds)
latest
Status Job ID Name Coverage
  Test
passed #125537
amd64
dispatcher-debian-10

00:02:17

passed #125539
amd64
dispatcher-debian-11

00:02:19

passed #125538
amd64
server-debian-10

00:02:52

passed #125540
amd64
server-debian-11

00:05:09

 
  Analyze
passed #125541
amd64-dind
bandit-sast

00:00:55

passed #125542
amd64
black

00:00:36

passed #125543
amd64
code_quality

00:00:20

passed #125548
amd64
codespell

00:00:18

passed #125544
amd64
coverage

00:06:29

60.88%
passed #125545
amd64
dockerfiles

00:00:15

passed #125547
amd64
pylint

00:03:04

passed #125546
amd64
schemas

00:00:29

 
  Build
passed #125550
amd64
debian/10

00:01:19

passed #125549
amd64
doc

00:00:36

passed #125551
amd64-dind
docker-amd64-dispatcher

00:03:36

passed #125552
amd64-dind
docker-amd64-server

00:04:22