lava_dispatcher/actions/*/downloads: Add export of dynamic_data on postprocess

Allow to access NFS information generated during deploy of NFS rootfs.

Signed-off-by: Aníbal Limón <anibal.limon@linaro.org>
16 jobs for downloads_postprocess in 22 minutes and 39 seconds (queued for 2 seconds)
latest
Status Job ID Name Coverage
  Test
passed #117616
amd64
dispatcher-debian-10

00:03:18

passed #117618
amd64
dispatcher-debian-11

00:05:15

passed #117617
amd64
server-debian-10

00:05:05

passed #117619
amd64
server-debian-11

00:07:22

 
  Analyze
passed #117620
amd64-dind
bandit-sast

00:01:09

passed #117621
amd64
black

00:01:04

passed #117622
amd64
code_quality

00:00:30

passed #117627
amd64
codespell

00:00:21

passed #117623
amd64
coverage

00:08:15

60.86%
passed #117624
amd64
dockerfiles

00:00:25

passed #117626
amd64
pylint

00:03:17

passed #117625
amd64
schemas

00:00:38

 
  Build
passed #117629
amd64
debian/10

00:01:41

passed #117628
amd64
doc

00:01:01

passed #117630
amd64-dind
docker-amd64-dispatcher

00:06:29

passed #117631
amd64-dind
docker-amd64-server

00:06:59