Bump trufflesecurity/trufflehog from 3.6.8 to 3.6.9

Bumps [trufflesecurity/trufflehog](https://github.com/trufflesecurity/trufflehog) from 3.6.8 to 3.6.9.
- [Release notes](https://github.com/trufflesecurity/trufflehog/releases)
- [Changelog](https://github.com/trufflesecurity/trufflehog/blob/main/.goreleaser.yml)
- [Commits](trufflesecurity/trufflehog@c2426df...2515fbe)

---
updated-dependencies:
- dependency-name: trufflesecurity/trufflehog
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/secret-scan.yaml

@@ -12,7 +12,7 @@ jobs:
           fetch-depth: 0
 
       - name: Scan code for hardcoded secrets
-        uses: trufflesecurity/trufflehog@c2426df4d69276bcd78f36b8e298aa252e36cdb1
+        uses: trufflesecurity/trufflehog@2515fbeebed5dc0e9b9764ac236b00127cb137dd
         with:
           path: ./
           base: ${{ github.base_ref }}