Optimize unable to connect to OpenSearch using IRSA authentication on AWS

[engineering-issue-sync-app[bot]]

Describe the bug

Optimize is unable to connect to OpenSearch in an AWS environment using IRSA

To Reproduce

1. Use Optimize with OpenSearch in a AWS cluster with IRSA authentication

Observed behavior

Optimize cannot connect to OpenSearch

Expected behavior

Optimize can connect to OpenSearch

Screenshots

Environment observed:

Additional information

Links

https://jira.camunda.com/browse/SUPPORT-21517

Breakdown

### Pull Requests
- [ ] https://github.com/camunda/camunda-optimize/pull/12701
- [ ] https://github.com/camunda/camunda-optimize/pull/12725
- [ ] https://github.com/camunda/camunda-optimize/pull/12787

^{:robot: This issue is automatically synced from: source}

[grlimacan]

Fix implemented