chore(deps): update trufflesecurity/trufflehog action to v3.91.2

Author: renovate[bot]

.github/workflows/secrets_scanner.yaml

@@ -9,7 +9,7 @@ jobs:
         with:
           fetch-depth: 0
       - name: TruffleHog OSS
-        uses: trufflesecurity/trufflehog@c8921694a53d95ce424af6ae76dbebf3b6a83aef # v3.88.30
+        uses: trufflesecurity/trufflehog@821e8b9e5cdf8dc484dd23e06f78941fcf6b9191 # v3.91.2
         with:
           path: ./
           base: ${{ github.event.repository.default_branch }}