[7.17](backport #2163) chore: decouple ansible install from execution

[mergify]

This is an automatic backport of pull request #2163 done by Mergify.

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[elasticmachine]

💔 Tests Failed

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Build stats

• Start Time: 2022-02-22T15:38:32.324+0000

• Duration: 53 min 55 sec

Test stats 🧪

Test	Results
Failed	1
Passed	252
Skipped	0
Total	253

Test errors

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Initializing / End-To-End Tests / kubernetes-autodiscover_debian_amd64_elastic-agent / Logs collection from running pod – elastic-agent standalone

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 Step "elastic-agent" collects events with "kubernetes.pod.name:a-pod": context deadline exceeded 

• no stacktrace

Steps errors

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Shell Script

• Took 16 min 27 sec . View more details here
• Description: ssh -tt -o TCPKeepAlive=yes -o ServerAliveInterval=60 -o ServerAliveCountMax=10 -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null -i /var/lib/jenkins/workspace/PR-2166-1-49cf16c5-2ca9-4434-8913-a3d0d38db2e6/e2essh [email protected] -- 'sudo bash /home/admin/e2e-testing/.ci/scripts/functional-test.sh "elastic-agent && ~@nightly && ~@skip:amd64" '

Archive the artifacts

• Took 0 min 0 sec . View more details here
• Description: [2022-02-22T16:30:49.419Z] Archiving artifacts script returned exit code 2

🐛 Flaky test report

❕ There are test failures but not known flaky tests.

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Genuine test errors

💔 There are test failures but not known flaky tests, most likely a genuine test failure.

• Name: Initializing / End-To-End Tests / kubernetes-autodiscover_debian_amd64_elastic-agent / Logs collection from running pod – elastic-agent standalone

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