Add trufflehog secret scanning CI action

Signed-off-by: Keval Morabia <28916987+kevalmorabia97@users.noreply.github.com>

Author: kevalmorabia97

.github/workflows/code_quality.yml

@@ -20,5 +20,9 @@ jobs:
       - uses: actions/setup-python@v5
         with:
           python-version: "3.12"
+      - name: Secret Scanning
+        uses: trufflesecurity/trufflehog@v3.90.5
+        with:
+          extra_args: --results=verified,unknown
       - name: Run code quality checks
         run: pip install tox && tox -e pre-commit-all