Bump github/super-linter from 6 to 7 (#48)

Bumps [github/super-linter](https://github.com/github/super-linter) from 6 to 7.
- [Release notes](https://github.com/github/super-linter/releases)
- [Changelog](https://github.com/github/super-linter/blob/main/CHANGELOG.md)
- [Commits](github/super-linter@v6...v7)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/linter.yml

@@ -18,7 +18,7 @@ jobs:
           fetch-depth: 0
 
       - name: Lint Code Base
-        uses: github/super-linter/slim@v6
+        uses: github/super-linter/slim@v7
         env:
           VALIDATE_ALL_CODEBASE: false
           VALIDATE_SQLFLUFF: true