ACM-11073: Add etcd scraping for Microshift

[thibaultmg]

ETCD is running on the host and listening localhost. This forces prometheus to access host network. This is possible now that we import a recent version of the prometeus-operator.

A Job is launched with priviledges access to expose the certs on the host in k8s and do mTLS authentication.

[openshift-ci]

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[sonarqubecloud]

Quality Gate failed

Failed conditions
13.3% Coverage on New Code (required ≥ 70%)
E Security Rating on New Code (required ≥ A)

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[openshift-ci]

@thibaultmg: The following tests failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
ci/prow/sonarcloud	345fe1a	link	false	/test sonarcloud
ci/prow/test-unit	345fe1a	link	true	/test test-unit

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