Potential fix for code scanning alert no. 13: Workflow does not contain permissions (#2268)

Co-authored-by: Copilot Autofix powered by AI <62310815+github-advanced-security[bot]@users.noreply.github.com>

Author: hors

.github/workflows/reviewdog.yml

@@ -1,4 +1,6 @@
 name: reviewdog
+permissions:
+  contents: read
 on: [pull_request]
 jobs:
   golangci-lint: