Resolve "Update fluentbit to 1.8.5"

Package Owner Merge Request

Package Changes

• Updated to upstream helm chart tag 0.16.5
• Updated fluent-bit image to 1.8.5 image from IronBank
• Remove tags for eck-operator and elastic-kibana in fluentbit test/dependencies.yaml

Links to all MRs that are associated with this change are required.

https://repo1.dso.mil/platform-one/big-bang/apps/core/fluentbit/-/merge_requests/30

Additional Details

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Add any labels for affected packages so that they are deployed in CI. See example:

Once the MR is ready for review also add the status::review label.

Closes #699 (closed)