[8.11](backport #3632) upgrade elastic-agent-libs to v0.6.0

[mergify]

This is an automatic backport of pull request #3632 done by Mergify.
Cherry-pick of 3c2f61a has failed:

On branch mergify/bp/8.11/pr-3632
Your branch is up to date with 'origin/8.11'.

You are currently cherry-picking commit 3c2f61a242.
  (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:   NOTICE.txt
	new file:   changelog/fragments/1697662109-upgrade-elastic-agent-libs-to-v0.6.0.yaml

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   go.mod
	both modified:   go.sum

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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[elasticmachine]

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• Start Time: 2023-10-19T13:48:21.770+0000

• Duration: 27 min 18 sec

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Test	Results
Failed	0
Passed	6477
Skipped	59
Total	6536

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[elasticmachine]

🌐 Coverage report

Name	Metrics % (covered/total)	Diff
Packages	98.81% (83/84)	👍
Files	66.556% (201/302)	👍
Classes	65.357% (366/560)	👍
Methods	52.847% (1160/2195)	👍
Lines	39.152% (13511/34509)	👍 0.038
Conditionals	100.0% (0/0)	💚

[elasticmachine]

Pinging @elastic/elastic-agent (Team:Elastic-Agent)

[leehinman]

/test

[elastic-sonarqube]

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