Pulp-certguard

Bugfixes

- Bumped pulpcore requirement for core/3.16 compatibility.
[9494](https://pulp.plan.io/issues/9494)

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Deprecations and Removals

- Dropped support for Python 3.6 and 3.7. pulp-certguard now supports Python 3.8+.
[9054](https://pulp.plan.io/issues/9054)

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Features

- Extended CertGuard.ca_certificate to accept a cert-bundle in addition to a single cert.
[8783](https://pulp.plan.io/issues/8783)

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No significant changes.

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No significant changes.

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- Adding version-info to pulp_certguard.app.PulpCertGuardPluginAppConfig.
- Making pulp-certguard compatible with pulpcore 3.9.

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