Merge pull request mruby#6778 from mruby/dependabot/github_actions/github-actions-dependencies-6289042708

Author: matz

.github/workflows/super-linter.yml

@@ -21,7 +21,7 @@ jobs:
           fetch-depth: 0
           persist-credentials: false
       - name: Lint Code Base
-        uses: super-linter/super-linter/slim@v8.5.0
+        uses: super-linter/super-linter/slim@v8.6.0
         env:
           # VALIDATE_BASH_EXEC: true
           VALIDATE_DOCKERFILE_HADOLINT: true