[7.17](backport #31388) [Filebeat] sophos.xg - Handle new log field names

[mergify]

This is an automatic backport of pull request #31388 done by Mergify.
Cherry-pick of ef833ae has failed:

On branch mergify/bp/7.17/pr-31388
Your branch is up to date with 'origin/7.17'.

You are currently cherry-picking commit ef833aea60.
  (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:   x-pack/filebeat/module/sophos/xg/config/config.yml
	modified:   x-pack/filebeat/module/sophos/xg/ingest/antispam.yml
	modified:   x-pack/filebeat/module/sophos/xg/ingest/antivirus.yml
	modified:   x-pack/filebeat/module/sophos/xg/ingest/atp.yml
	modified:   x-pack/filebeat/module/sophos/xg/ingest/cfilter.yml
	modified:   x-pack/filebeat/module/sophos/xg/ingest/event.yml
	modified:   x-pack/filebeat/module/sophos/xg/ingest/firewall.yml
	modified:   x-pack/filebeat/module/sophos/xg/ingest/idp.yml
	modified:   x-pack/filebeat/module/sophos/xg/ingest/sandstorm.yml
	modified:   x-pack/filebeat/module/sophos/xg/ingest/systemhealth.yml
	modified:   x-pack/filebeat/module/sophos/xg/ingest/waf.yml
	modified:   x-pack/filebeat/module/sophos/xg/ingest/wifi.yml
	modified:   x-pack/filebeat/module/sophos/xg/manifest.yml
	modified:   x-pack/filebeat/module/sophos/xg/test/sandbox.log-expected.json
	modified:   x-pack/filebeat/module/sophos/xg/test/system-health.log-expected.json
	modified:   x-pack/filebeat/module/sophos/xg/test/wifi.log-expected.json

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   filebeat/docs/fields.asciidoc
	both modified:   x-pack/filebeat/module/sophos/fields.go
	both modified:   x-pack/filebeat/module/sophos/xg/_meta/fields.yml
	both modified:   x-pack/filebeat/module/sophos/xg/ingest/pipeline.yml
	both modified:   x-pack/filebeat/module/sophos/xg/test/anti-spam.log-expected.json
	both modified:   x-pack/filebeat/module/sophos/xg/test/anti-virus.log-expected.json
	both modified:   x-pack/filebeat/module/sophos/xg/test/atp.log-expected.json
	both modified:   x-pack/filebeat/module/sophos/xg/test/cfilter.log-expected.json
	both modified:   x-pack/filebeat/module/sophos/xg/test/event.log-expected.json
	both modified:   x-pack/filebeat/module/sophos/xg/test/firewall.log-expected.json
	both modified:   x-pack/filebeat/module/sophos/xg/test/idp.log-expected.json
	both modified:   x-pack/filebeat/module/sophos/xg/test/waf.log-expected.json

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

[botelastic]

This pull request doesn't have a Team:<team> label.

[elasticmachine]

💚 Build Succeeded

the below badges are clickable and redirect to their specific view in the CI or DOCS

Expand to view the summary

Build stats

• Start Time: 2022-05-25T15:37:33.096+0000

• Duration: 75 min 44 sec

Test stats 🧪

Test	Results
Failed	0
Passed	7049
Skipped	681
Total	7730

💚 Flaky test report

Tests succeeded.

🤖 GitHub comments

To re-run your PR in the CI, just comment with:

• /test : Re-trigger the build.

• /package : Generate the packages and run the E2E tests.

• /beats-tester : Run the installation tests with beats-tester.

• run elasticsearch-ci/docs : Re-trigger the docs validation. (use unformatted text in the comment!)

[mergify]

This pull request has not been merged yet. Could you please review and merge it @andrewkroh? 🙏

[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 mergify/bp/7.17/pr-31388 upstream/mergify/bp/7.17/pr-31388
git merge upstream/7.17
git push upstream mergify/bp/7.17/pr-31388