[8.3](backport #32259) Upgrade github.com/elastic/go-sysinfo v1.8.0 => v1.8.1

[mergify]

This is an automatic backport of pull request #32259 done by Mergify.
Cherry-pick of 86bb5f3 has failed:

On branch mergify/bp/8.3/pr-32259
Your branch is up to date with 'origin/8.3'.

You are currently cherry-picking commit 86bb5f3799.
  (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
	modified:   go.mod
	modified:   go.sum

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

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[elasticmachine]

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• Start Time: 2022-07-11T14:25:49.878+0000

• Duration: 110 min 31 sec

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Test	Results
Failed	0
Passed	22330
Skipped	1932
Total	24262

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