docs: Convert negative examples to positive in docs_zh

[cheny-alf]

1. Does this PR affect any open issues?(Y/N) and add issue references (e.g. "fix #123", "re #123".):

• [x] N
• [ ] Y

2. What is the scope of this PR (e.g. component or file name):

3. Provide a description of the PR(e.g. more details, effects, motivations or doc link):

• [ ] Affects user behaviors
• [ ] Contains syntax changes
• [ ] Contains variable changes
• [ ] Contains experimental features
• [ ] Performance regression: Consumes more CPU
• [ ] Performance regression: Consumes more Memory
• [ ] Other

4. Are there any breaking changes?(Y/N) and describe the breaking changes(e.g. more details, motivations or doc link):

• [ ] N
• [ ] Y

5. Are there test cases for these changes?(Y/N) select and add more details, references or doc links:

• [ ] Unit test
• [ ] Integration test
• [ ] Benchmark (add benchmark stats below)
• [ ] Manual test (add detailed scripts or steps below)
• [ ] Other

6. Release note

Please refer to Release Notes Language Style Guide to write a quality release note.

None

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CLA Assistant Lite bot All contributors have signed the CLA ✍️ ✅

[cheny-alf]

I have read the CLA Document and I hereby sign the CLA

[elliotxx]

@cheny-alf Nice catch! Could you please update the current zh document as well? It's in this position: i18n/zh/docusaurus-plugin-content-docs-karpor/current/4-developer-guide/2-conventions/3-test-conventions.md

[cheny-alf]

@cheny-alf Nice catch! Could you please update the current zh document as well? It's in this position: i18n/zh/docusaurus-plugin-content-docs-karpor/current/4-developer-guide/2-conventions/3-test-conventions.md

done🚀