jpeg: add encodingProcess and numColorComponents SOF members (backport #2874)

[mergify]

This is an automatic backport of pull request #2874 done by Mergify.
Cherry-pick of 6b5cb98 has failed:

On branch mergify/bp/0.28.x/pr-2874
Your branch is ahead of 'origin/0.28.x' by 1 commit.
  (use "git push" to publish your local commits)

You are currently cherry-picking commit 6b5cb9841.
  (fix conflicts and run "git cherry-pick --continue")
  (use "git cherry-pick --skip" to skip this patch)
  (use "git cherry-pick --abort" to cancel the cherry-pick operation)

Changes to be committed:
	new file:   samples/jpegparsetest.cpp
	new file:   tests/bash_tests/test_jpegparse.py
	modified:   tests/suite.conf

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   samples/CMakeLists.txt

To fix up this pull request, you can check it out locally. See documentation: https://docs.github.com/en/github/collaborating-with-pull-requests/reviewing-changes-in-pull-requests/checking-out-pull-requests-locally

---

Mergify commands and options

More conditions and actions can be found in the documentation.

You can also trigger Mergify actions by commenting on this pull request:

• @Mergifyio refresh will re-evaluate the rules
• @Mergifyio rebase will rebase this PR on its base branch
• @Mergifyio update will merge the base branch into this PR
• @Mergifyio backport <destination> will backport this PR on <destination> branch

Additionally, on Mergify dashboard you can:

• look at your merge queues
• generate the Mergify configuration with the config editor.

Finally, you can contact us on https://mergify.com

[ghost]

👇 Click on the image for a new way to code review

Legend