Update P3 operating temperature range

[junlin-luo-spacemit]

📝 Auto-generated PR Summary

Field	Value
Chips	—
Doc types	Product Docs
Languages	EN + ZH
Files	2 modified

Generated by doc-review-agent. Edit below this block to add context.

Description

Update the P3 operating temperature range from -40 °C to 85 °C to -40 °C to 125 °C in both English and Chinese overview documents.

Type of Change

• Documentation update

Checklist

• Frontmatter and heading structure preserved
• No placeholder content added
• English and Chinese counterparts updated together
• Markdown formatting checked

[github-actions]

📄 Changes Summary

Other

✏️ root_overview.md (🇺🇸 EN · Product Brief)
+1 / -1 lines

✏️ root_overview.md (🇨🇳 ZH · Product Brief)
+1 / -1 lines

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📋 Doc Review Summary

        | Severity   | Count |
        |------------|-------|
        | Error      | 0 |
        | Warning    | 0 |
        | Suggestion | 0 |

        > Errors indicate missing or incorrect information that should be addressed before merge.
        > Warnings and suggestions are advisory — human reviewer makes the final call.


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