Migrate Endpoint Policy Manager KB to autogenerated sidebars

[hilram7]

Summary

Migrates Endpoint Policy Manager Knowledge Base to use Docusaurus autogenerated sidebars with icon grid category views. This is the eighth product migration following the infrastructure (#112), Threat Prevention (#117), Threat Manager (#118), Identity Recovery (#121), Privilege Secure-AM (#122), Privilege Secure Discovery (#123), and 1Secure (#124).

Changes Made

Endpoint Policy Manager KB Migration

• Added to MIGRATED_PRODUCTS: Endpoint Policy Manager now uses the new autogenerated sidebar system
• Sidebar already configured: No changes needed - already using autogenerated structure
• KB content copied: Current version now has KB content with icon grid views (5 files)

Testing

✅ Local dev server: Endpoint Policy Manager KB displays correctly
✅ Production build: Completes successfully without errors
✅ No duplicates: Only autogenerated KB section appears
✅ Current version: KB displays correctly
✅ No conflicts with previous migrations

Migration Status

Completed:

• ✅ Access Analyzer (infrastructure PR Add KB sidebar migration infrastructure with Access Analyzer pilot #112)
• ✅ Threat Prevention (PR Migrate Threat Prevention KB to autogenerated sidebars  #117)
• ✅ Threat Manager (PR Migrate Threat Manager KB to autogenerated sidebars #118)
• ✅ Identity Recovery (PR Migrate Identity Recovery KB to autogenerated sidebars  #121)
• ✅ Privilege Secure-AM (PR Migrate Privilege Secure-AM KB to autogenerated sidebars #122)
• ✅ Privilege Secure Discovery (PR Migrate Privilege Secure Discovery KB to autogenerated sidebars #123)
• ✅ 1Secure (PR Tools rebranded screenshots #124)
• ✅ Endpoint Policy Manager (this PR)

Remaining: 9 products