Update bundled Opensearch in Datanode to 3.5.0

[moesterheld]

Description

Updates bundled Opensearch and plugins to 3.5.0

Renames node roles from search to warm to comply with the new role names introduced in 3.0 (see https://docs.opensearch.org/latest/breaking-changes/#searchable-snapshots-node-role)

Motivation and Context

closes #25063

can only be merged after version verification: https://github.com/orgs/Graylog2/projects/98/views/1?pane=issue&itemId=119290031&issue=Graylog2%7Cgraylog-plugin-enterprise%7C11310

How Has This Been Tested?

running locally (upgrade from latest version)
existing integration tests

Screenshots (if appropriate):

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Refactoring (non-breaking change)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have requested a documentation update.
• I have read the CONTRIBUTING document.
• I have added tests to cover my changes.