chore: release notes single-sourcing script fixes and enhancements

Signed-off-by: Fabrice Flore-Thébault <[email protected]>

Author: themr0c

assemblies/assembly-release-notes-breaking-changes.adoc

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+:_content-type: REFERENCE
+[id="breaking-changes"]
+= Breaking changes
+
+This section lists breaking changes in {product} {product-version}.
+
+[id="removed-functionality-rhidp-4572"]
+== [Docs] Metrics:  Document the support for exposing metrics for customers related to critical functionalities in RHDH
+
+Breaking change.
+
+Prom-client metrics have been removed and replaced with OpenTelemetry metrics. As a result, the metrics port has changed from 7007 to 9464.    Deprecated metrics have also been removed. If you had dependencies on these, ensure your prometheus queries are updated. For further information see <link to observability/monitoring and logging docs>
+
+
+.Additional resources
+* link:https://issues.redhat.com/browse/RHIDP-4572[RHIDP-4572]
+
+
+

assemblies/assembly-release-notes-deprecated-functionalities.adoc

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+:_content-type: REFERENCE
+[id="deprecated-functionalities"]
+= Deprecated functionalities
+
+This section lists deprecated functionalities in {product} {product-version}.
+
+[id="deprecated-functionality-rhidp-3545"]
+== Deprecation of aap plugin
+
+The `./dynamic-plugins/dist/janus-idp-backstage-plugin-aap-backend-dynamic` plugin has been deprecated and will be removed in the next release. You can link:https://docs.redhat.com/en/documentation/red_hat_ansible_automation_platform/2.5/html-single/using_ansible_plug-ins_for_red_hat_developer_hub/index [using Ansible plug-ins for {RHDH}] instead.
+.Additional resources
+* link:https://issues.redhat.com/browse/RHIDP-3545[RHIDP-3545]
+
+[id="deprecated-functionality-rhidp-4913"]
+== [Docs] Deprecate Audit Log PVC
+
+Audit Log Rotation is deprecated. 
+With this update, you can evaluate your platform’s log forwarding solutions to align with your security and compliance needs. Most of these solutions offer configurable options to minimize the loss of logs in the event of an outage.
+.Additional resources
+* link:https://issues.redhat.com/browse/RHIDP-4913[RHIDP-4913]
+
+
+