chore(ci): bump gitleaks/gitleaks-action from 2 to 3 (#154)

Bumps [gitleaks/gitleaks-action](https://github.com/gitleaks/gitleaks-action) from 2 to 3.
- [Release notes](https://github.com/gitleaks/gitleaks-action/releases)
- [Commits](gitleaks/gitleaks-action@v2...v3)

---
updated-dependencies:
- dependency-name: gitleaks/gitleaks-action
  dependency-version: '3'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/secret-scan.yml

@@ -19,7 +19,7 @@ jobs:
           fetch-depth: 0  # Full history for comprehensive scan
 
       - name: Run Gitleaks
-        uses: gitleaks/gitleaks-action@v2
+        uses: gitleaks/gitleaks-action@v3
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           GITLEAKS_ENABLE_COMMENTS: false