fix: configure TruffleHog to scan last 10 commits

Previous configuration caused 'BASE and HEAD are the same' error.
Now scans last 10 commits explicitly using --since-commit HEAD~10.

Author: Jonathan D.A. Jewell

.github/workflows/quality.yml

@@ -24,9 +24,7 @@ jobs:
         uses: trufflesecurity/trufflehog@e9734c1ff25106f68d4266f0b09c1fcfc915dad1 # main
         with:
           path: ./
-          base: ${{ github.event.repository.default_branch }}
-          head: HEAD
-          extra_args: --debug --only-verified
+          extra_args: --since-commit HEAD~10 --only-verified
 
   editorconfig:
     name: EditorConfig Check