ci(github-actions): bump trufflesecurity/trufflehog (#737)

Bumps the github-actions group with 1 update: [trufflesecurity/trufflehog](https://github.com/trufflesecurity/trufflehog).


Updates `trufflesecurity/trufflehog` from 3.90.13 to 3.91.0
- [Release notes](https://github.com/trufflesecurity/trufflehog/releases)
- [Changelog](https://github.com/trufflesecurity/trufflehog/blob/main/.goreleaser.yml)
- [Commits](trufflesecurity/trufflehog@f15cb8b...cb6aeef)

---
updated-dependencies:
- dependency-name: trufflesecurity/trufflehog
  dependency-version: 3.91.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: github-actions
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/scans.yml

@@ -390,7 +390,7 @@ jobs:
         with:
           fetch-depth: (${{ github.event.pull_request.commits || 2 }} + 1)
 
-      - uses: trufflesecurity/trufflehog@f15cb8b37b9b70056bc82a8eb7151f75fad27a71 # v3
+      - uses: trufflesecurity/trufflehog@cb6aeefd6e2498240d0418e63f69684d28337e7b # v3
         with:
           extra_args: --results=verified,unknown