Bump super-linter/super-linter from 6.7.0 to 6.8.0

Bumps [super-linter/super-linter](https://github.com/super-linter/super-linter) from 6.7.0 to 6.8.0.
- [Release notes](https://github.com/super-linter/super-linter/releases)
- [Changelog](https://github.com/super-linter/super-linter/blob/main/CHANGELOG.md)
- [Commits](super-linter/super-linter@3fe03ab...b4515bd)

---
updated-dependencies:
- dependency-name: super-linter/super-linter
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/linter.yml

@@ -59,7 +59,7 @@ jobs:
       # Run Linter against code base #
       ################################
       - name: Lint Code Base
-        uses: super-linter/super-linter@3fe03abab2eafb293ace16d4a3b07aeabcb3f1a0 # v6.7.0
+        uses: super-linter/super-linter@b4515bd4ad9d0aa4681960e053916ab991bdbe96 # v6.8.0
         env:
           VALIDATE_ALL_CODEBASE: true
           # @TL FIXME: SQLFLUFF linter doesn't work