fix(docs): update Editor label in v1 site

[JimmyDaddy]

Summary

• keep the protected v1 LTS site content and routes unchanged
• update its cross-version selector from the stale Editor 0.0.x label to Editor 0.1.0
• align the v1 site version manifest with the independently published Editor 0.1.x line

Validation

• DOCS_CHANNEL=v1 DOCS_GIT_REF=release/1.x npm run docs
• 190 pages built
• 63 required pages, internal links, and custom domain verified
• git diff --check