fix: update inline Python script to use tomli instead of toml

The validation step in GitHub Actions was still using 'import toml' but we switched to tomli. This caused the 'Validate dependency consistency' step to fail with ModuleNotFoundError.

Author: FirstUnicorn

.github/workflows/validate-dependencies.yml

@@ -43,7 +43,7 @@ jobs:
       - name: Validate dependency consistency (name/path matching + orphaned refs)
         run: |
           python << 'EOF'
-          import toml
+          import tomli
           import os
           import re
           
@@ -54,7 +54,7 @@ jobs:
           print("=" * 60)
           
           # 1. Check name/path consistency
-          root = toml.load('pyproject.toml')
+          root = tomli.load(open('pyproject.toml', 'rb'))
           deps = root.get('tool', {}).get('poetry', {}).get('dependencies', {})
           
           for pkg_name, config in deps.items():
@@ -68,7 +68,7 @@ jobs:
                   
                   pkg_toml = os.path.join(path, 'pyproject.toml')
                   if os.path.exists(pkg_toml):
-                      pkg_config = toml.load(pkg_toml)
+                      pkg_config = tomli.load(open(pkg_toml, 'rb'))
                       # Try PEP 621 format first, fall back to Poetry
                       actual_name = pkg_config.get('project', {}).get('name')
                       if not actual_name: