Add created and updated timestamps to certificate subject mappings

[PetarTodorovv]

Description
Enrich the certificate subject mappings with created and updated timestamps

Changes proposed in this pull request:

• ...

Related issue(s)

• ...

Pull Request status

• Implementation
• Unit tests
• Integration tests
• chart/compass/values.yaml is updated
• Mocks are regenerated, using the automated script

[kyma-bot]

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

Test name	Commit	Details	Required	Rerun command
pre-main-compass-gke-benchmark	3ccc044	link	false	/test pre-main-compass-gke-benchmark

Full PR test history. Your PR dashboard.

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[kyma-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: StanislavStefanov

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Needs approval from an approver in each of these files:

• OWNERS [StanislavStefanov]
• components/director/internal/domain/certsubjectmapping/OWNERS [StanislavStefanov]

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