Support new stage RC 2 for 4.9.1 in wazuh-packages repository

[juliamagan]

Description

Bump revision for branch 4.9.1 on wazuh-packages repository with -s rc2
This issue attempts to support a new stage RC 2 for 4.9.1 in the wazuh-packages repository.

Tasks

• Ensure changelog is updated for 4.9.1 (if applicable).
• Bump revision for branch 4.9.1 on wazuh-packages repository.
• Update 4.9.1 release date #3133
• Create tag v4.9.1-rc2 from branch 4.9.1 on wazuh-packages repository.
• Create and publish a pre-release: https://github.com/wazuh/wazuh-packages/releases/tag/v4.9.1-rc2.
• Revert update source branch in unattended installer #3134

[vikman90]

Issue blocked

We need a new release ETA.