relate: https://github.com/milvus-io/milvus/issues/43687
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## Summary by CodeRabbit
* **Chores**
* File resource operations (add, remove, list) are now unavailable and
return a not-implemented response.
* **Tests**
* Tests updated to expect error responses for those file resource
operations and removed some previous coordination-path assertions.
<sub>✏️ Tip: You can customize this high-level summary in your review
settings.</sub>
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Signed-off-by: aoiasd <zhicheng.yue@zilliz.com>