filebeat/input/{tcp,udp}: publish log.source details in structured form

[efd6]

What does this PR do?

This structures the fields of log.source with address, ip and port as available.

Why is it important?

This reduces load during ingest.

Checklist

• My code follows the style guidelines of this project
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• I have made corresponding change to the default configuration files
• I have added tests that prove my fix is effective or that my feature works
• I have added an entry in CHANGELOG.next.asciidoc or CHANGELOG-developer.next.asciidoc.

Author's Checklist

• [ ]

How to test this PR locally

Related issues

• Closes Support the ingest of the source address and the source port separately #34371

Use cases

Screenshots

Logs

[elasticmachine]

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• Start Time: 2023-01-25T21:10:16.561+0000

• Duration: 68 min 52 sec

Test stats 🧪

Test	Results
Failed	0
Passed	7155
Skipped	746
Total	7901

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🤖 GitHub comments

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[elasticmachine]

Pinging @elastic/security-external-integrations (Team:Security-External Integrations)

[efd6]

/test

[mergify]

This pull request is now in conflicts. Could you fix it? 🙏
To fixup this pull request, you can check out it locally. See documentation: https://help.github.com/articles/checking-out-pull-requests-locally/

git fetch upstream
git checkout -b 34371-tcp-udp upstream/34371-tcp-udp
git merge upstream/main
git push upstream 34371-tcp-udp

[kcreddy]

LGTM 👍🏼

[efd6]

This is waiting on ECS changes. See #34371 (comment).

[mergify]

This pull request is now in conflicts. Could you fix it? 🙏
To fixup this pull request, you can check out it locally. See documentation: https://help.github.com/articles/checking-out-pull-requests-locally/

git fetch upstream
git checkout -b 34371-tcp-udp upstream/34371-tcp-udp
git merge upstream/main
git push upstream 34371-tcp-udp

[mergify]

This pull request is now in conflicts. Could you fix it? 🙏
To fixup this pull request, you can check out it locally. See documentation: https://help.github.com/articles/checking-out-pull-requests-locally/

git fetch upstream
git checkout -b 34371-tcp-udp upstream/34371-tcp-udp
git merge upstream/main
git push upstream 34371-tcp-udp