MindConverter will not release new versions in the future. So delete the UT and ST.

| name | about	                                              | labels                           |
| ---- | ---------------------------------------------------- | -------------------------------- |
| RFC  | Use this template for requirement  to be discussed | kind/feature or kind/enhancement |
| Requirement  | Use this template for Confirmed requirements | kind/feature or kind/enhancement |

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### Backgroud（背景信息）
MindConverter will not release new versions in the future. So delete the UT and ST.

### Origin（信息来源）
- Explain which department/team made this request so that its priority can be given.

### Benefit / Necessity （价值/作用）
- Describe/Explain the key value by fulfilling the request.

### Design（设计方案）
- Describe/Explain the general idea of the design. Pseudo-code is allowed

GVP MindSpore/mindinsight
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GVPMindSpore/mindinsight暂停

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