docs: add missing PermissionRequest hook event to CLAUDE.md

The hooks events list was missing PermissionRequest, which is
documented in the hook-development skill SKILL.md.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: sjnims

CLAUDE.md

@@ -166,7 +166,7 @@ Use for read-only workflows, security-sensitive tasks, or limited-scope operatio
 
 Hooks defined in `hooks/hooks.json`:
 
-- Events: PreToolUse, PostToolUse, Stop, SubagentStop, SessionStart, SessionEnd, UserPromptSubmit, PreCompact, Notification
+- Events: PreToolUse, PermissionRequest, PostToolUse, Stop, SubagentStop, SessionStart, SessionEnd, UserPromptSubmit, PreCompact, Notification
 - Types: `prompt` (LLM-driven) or `command` (bash scripts)
 - Use matchers for tool filtering (e.g., "Write|Edit", "*")