[7.17](backport #34761) Stop re-using processors defined in the config

[mergify]

This is an automatic backport of pull request #34761 done by Mergify.
Cherry-pick of 5cfe62c has failed:

On branch mergify/bp/7.17/pr-34761
Your branch is up to date with 'origin/7.17'.

You are currently cherry-picking commit 5cfe62cb2f.
  (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:
	modified:   CHANGELOG.next.asciidoc

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   filebeat/channel/runner.go
	both modified:   libbeat/processors/safe_processor.go

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

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[botelastic]

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[elasticmachine]

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• Start Time: 2023-03-08T10:36:28.913+0000

• Duration: 87 min 7 sec

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Test	Results
Failed	0
Passed	22239
Skipped	1566
Total	23805

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[rdner]

Both checks are failing because of:

Failed to fetch http://azure.archive.ubuntu.com/ubuntu/pool/main/s/systemd/libsystemd-dev_249.11-0ubuntu3.6_amd64.deb 404 Not Found [IP: 52.147.219.192 80]

Seems like they cannot install the package from that URL anymore.