Potential fix for code scanning alert no. 10: Workflow does not contain permissions (#17)

Signed-off-by: Yuniel Acosta Pérez <33158051+yacosta738@users.noreply.github.com>
Co-authored-by: Copilot Autofix powered by AI <62310815+github-advanced-security[bot]@users.noreply.github.com>

Author: yacosta738

.github/workflows/dependabot-auto-merge.yml

@@ -2,6 +2,9 @@ name: Auto-merge dependencies
 on:
   pull_request:
     types: [opened, synchronize, reopened]
+permissions:
+  contents: read
+  pull-requests: write
 jobs:
   auto-merge:
     uses: dallay/common-actions/.github/workflows/dependabot-auto-merge.yml@v2.1.0