Fix credentials

Author: vkucera

.github/workflows/mega-linter.yml

@@ -37,6 +37,7 @@ jobs:
         with:
           token: ${{ secrets.PAT || secrets.GITHUB_TOKEN }}
           fetch-depth: 0 # If you use VALIDATE_ALL_CODEBASE = true, you can remove this line to improve performances
+          persist-credentials: false
 
       # MegaLinter
       - name: MegaLinter