Remove stale Claude MultiEdit matcher

Claude Code now folds multi-edit behavior into Edit, so keep generated and repaired hook manifests aligned with the current Edit and Write tools. Grok keeps its compatibility matcher unchanged.

AI assistance was used to implement and validate this change.

scripts/lib/transformers/hooks.js

@@ -137,9 +137,9 @@ const GROK_PROJECT_HOOK = '.grok/skills/impeccable/scripts/hook.mjs';
 
 export function buildClaudeSettingsManifest() {
   return {
-    description: 'Impeccable design detector: immediate-tier checks after Edit/Write/MultiEdit on UI files, full-rule deep pass on Stop.',
+    description: 'Impeccable design detector: immediate-tier checks after Edit/Write on UI files, full-rule deep pass on Stop.',
     hooks: buildClaudeCompatibleHooks(
-      'Edit|Write|MultiEdit',
+      'Edit|Write',
       CLAUDE_PROJECT_HOOK,
       SYSTEM_MESSAGE_NOTICE,
     ),
@@ -155,7 +155,7 @@ export function buildClaudeSettingsManifest() {
 export function buildClaudePluginHooksManifest() {
   return {
     hooks: buildClaudeCompatibleHooks(
-      'Edit|Write|MultiEdit',
+      'Edit|Write',
       CLAUDE_PLUGIN_HOOK,
       SYSTEM_MESSAGE_NOTICE,
     ),