ci: update Super Linter from v4.1.0 to v7

The super-linter project has been moved to the super-linter org
and significantly updated. v7 includes many improvements and
bug fixes.

.github/workflows/lint.yml

@@ -9,6 +9,6 @@ jobs:
       - name: Checkout Code
         uses: actions/checkout@v4
       - name: Lint Code Base
-        uses: github/super-linter@v4.1.0
+        uses: super-linter/super-linter@v7
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}