Bump trufflesecurity/trufflehog from 3.14.0 to 3.15.0

Bumps [trufflesecurity/trufflehog](https://github.com/trufflesecurity/trufflehog) from 3.14.0 to 3.15.0.
- [Release notes](https://github.com/trufflesecurity/trufflehog/releases)
- [Changelog](https://github.com/trufflesecurity/trufflehog/blob/main/.goreleaser.yml)
- [Commits](trufflesecurity/trufflehog@3f6e5b4...64ace36)

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

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@3f6e5b44c9c86581a645d539122276bf367fd02f
+        uses: trufflesecurity/trufflehog@64ace363afd35ec8340fdd8b1b512f0b435ea65f
         with:
           path: ./
           base: ${{ github.base_ref }}