fix: update validation script for WebAssembly migration

Admin render harness now checks TaxBaik.Web.Client paths after Phase 8 migration.

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

scripts/validate_admin_render.sh

@@ -1,8 +1,9 @@
 #!/usr/bin/env bash
 set -euo pipefail
 
-app_file="TaxBaik.Web/Components/Admin/App.razor"
-login_file="TaxBaik.Web/Components/Admin/Pages/Login.razor"
+# Phase 8: WebAssembly 마이그레이션 완료 - App.razor가 TaxBaik.Web.Client로 이동됨
+app_file="TaxBaik.Web.Client/Components/Admin/App.razor"
+login_file="TaxBaik.Web.Client/Components/Admin/Pages/Login.razor"
 
 for file in "$app_file" "$login_file"; do
   if [ ! -f "$file" ]; then