[7.17](backport #32251) automate the ironbank docker context generation

[mergify]

This is an automatic backport of pull request #32251 done by Mergify.
Cherry-pick of e41dc18 has failed:

On branch mergify/bp/7.17/pr-32251
Your branch is up to date with 'origin/7.17'.

You are currently cherry-picking commit e41dc18a54.
  (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:   auditbeat/magefile.go
	modified:   dev-tools/mage/common.go
	modified:   dev-tools/mage/copy.go
	modified:   dev-tools/mage/settings.go
	modified:   dev-tools/make/mage.mk
	new file:   dev-tools/packaging/files/ironbank/LICENSE
	new file:   dev-tools/packaging/files/ironbank/auditbeat/config/auditbeat.yml
	new file:   dev-tools/packaging/templates/ironbank/auditbeat/Dockerfile
	new file:   dev-tools/packaging/templates/ironbank/auditbeat/README.md
	new file:   dev-tools/packaging/templates/ironbank/auditbeat/hardening_manifest.yaml
	new file:   dev-tools/packaging/templates/ironbank/filebeat/Dockerfile
	new file:   dev-tools/packaging/templates/ironbank/filebeat/README.md
	new file:   dev-tools/packaging/templates/ironbank/filebeat/hardening_manifest.yaml
	new file:   dev-tools/packaging/templates/ironbank/metricbeat/Dockerfile
	new file:   dev-tools/packaging/templates/ironbank/metricbeat/README.md
	new file:   dev-tools/packaging/templates/ironbank/metricbeat/hardening_manifest.yaml
	new file:   dev-tools/packaging/templates/ironbank/packetbeat/Dockerfile
	new file:   dev-tools/packaging/templates/ironbank/packetbeat/README.md
	new file:   dev-tools/packaging/templates/ironbank/packetbeat/hardening_manifest.yaml
	modified:   filebeat/magefile.go
	modified:   heartbeat/magefile.go
	modified:   metricbeat/magefile.go
	modified:   packetbeat/magefile.go
	modified:   winlogbeat/magefile.go
	modified:   x-pack/auditbeat/magefile.go
	modified:   x-pack/dockerlogbeat/magefile.go
	modified:   x-pack/filebeat/magefile.go
	modified:   x-pack/functionbeat/magefile.go
	modified:   x-pack/heartbeat/magefile.go
	modified:   x-pack/metricbeat/magefile.go
	modified:   x-pack/osquerybeat/magefile.go
	modified:   x-pack/packetbeat/magefile.go

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   .ci/packaging.groovy
	both modified:   dev-tools/mage/pkg.go
	both modified:   x-pack/winlogbeat/magefile.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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[v1v]

Suggested change

	<<<<<<< HEAD
	=======

[elasticmachine]

💚 Build Succeeded

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Build stats

• Start Time: 2022-07-21T15:43:53.413+0000

• Duration: 228 min 24 sec

Test stats 🧪

Test	Results
Failed	0
Passed	1480
Skipped	242
Total	1722

💚 Flaky test report

Tests succeeded.

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

• /test : Re-trigger the build.

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[v1v]

/test

[v1v]

Test

➜  beats gsutil cp gs://beats-ci-artifacts/beats/pull-requests/pr-32419/auditbeat/auditbeat-ironbank-7.17.6-SNAPSHOT-docker-build-context.tar.gz .


Updates are available for some Cloud SDK components.  To install them,
please run:
  $ gcloud components update

Copying gs://beats-ci-artifacts/beats/pull-requests/pr-32419/auditbeat/auditbeat-ironbank-7.17.6-SNAPSHOT-docker-build-context.tar.gz...
/ [1 files][ 11.8 KiB/ 11.8 KiB]                                                
Operation completed over 1 objects/11.8 KiB.                                     
➜  beats tar xvf auditbeat-ironbank-7.17.6-SNAPSHOT-docker-build-context.tar.gz 
x Dockerfile
x LICENSE
x README.md
x config
x config/auditbeat.yml
x hardening_manifest.yaml
➜  beats grep 7.17.6 *
Dockerfile:ARG ELASTIC_STACK=7.17.6
README.md:[here](https://www.elastic.co/guide/en/beats/libbeat/current/release-notes-7.17.6.html).
grep: config: Is a directory
hardening_manifest.yaml:  - "7.17.6"
hardening_manifest.yaml:  ELASTIC_STACK: "7.17.6"
hardening_manifest.yaml:  org.opencontainers.image.version: "7.17.6"
hardening_manifest.yaml:  - filename: "auditbeat-7.17.6-linux-x86_64.tar.gz"
hardening_manifest.yaml:    url: "<artifact_path>/auditbeat-7.17.6-linux-x86_64.tar.gz"