Update 25.8 status in 02_release_status.md

[marlenepereira]

Summary

Updates 25.8 release status

Current state:

• fast channel upgrade: completed
• regular channel without upgrade window: completed (2025-12-19)
• Services with upgrade window (fast and regular): starting Jan 07
• slow channel services: starting Jan 15

Checklist

• Delete items not relevant to your PR
• URL changes should add a redirect to the old URL via https://github.com/ClickHouse/clickhouse-docs/blob/main/docusaurus.config.js
• If adding a new integration page, also add an entry to the integrations list here: https://github.com/ClickHouse/clickhouse-docs/blob/main/docs/integrations/index.mdx

[vercel]

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Project	Deployment	Review	Updated (UTC)
clickhouse-docs	Ready	Preview, Comment	Jan 6, 2026 9:47am

3 Skipped Deployments

Project	Deployment	Review	Updated (UTC)
clickhouse-docs-jp	Ignored		Jan 6, 2026 9:47am
clickhouse-docs-ru	Ignored	Preview	Jan 6, 2026 9:47am
clickhouse-docs-zh	Ignored	Preview	Jan 6, 2026 9:47am

[CLAassistant]

All committers have signed the CLA.