ci: add GithubToken to sec workflow

Author: epcgrs

.github/workflows/security.yaml

@@ -9,6 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     permissions:
       contents: read
+      pull-requests: read
     steps:
       - name: Checkout (full history para varredura correta)
         uses: actions/checkout@v4
@@ -17,5 +18,7 @@ jobs:
 
       - name: Run Gitleaks
         uses: gitleaks/gitleaks-action@v2
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
           args: --config .gitleaks.toml --redact --verbose