Update super-linter/super-linter action to v8.4.0 (#1807)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/super-linter.yml

@@ -54,7 +54,7 @@ jobs:
       # Run Linter against code base #
       ################################
       - name: Lint Code Base
-        uses: super-linter/super-linter/slim@d5b0a2ab116623730dd094f15ddc1b6b25bf7b99 # v8.3.2
+        uses: super-linter/super-linter/slim@12562e48d7059cf666c43a4ecb0d3b5a2b31bd9e # v8.4.0
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           DEFAULT_BRANCH: main