Bump oxsecurity/megalinter from 8.1.0 to 8.3.0 (#30)

Bumps [oxsecurity/megalinter](https://github.com/oxsecurity/megalinter) from 8.1.0 to 8.3.0.
- [Release notes](https://github.com/oxsecurity/megalinter/releases)
- [Changelog](https://github.com/oxsecurity/megalinter/blob/main/CHANGELOG.md)
- [Commits](oxsecurity/megalinter@v8.1.0...v8.3.0)

---
updated-dependencies:
- dependency-name: oxsecurity/megalinter
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

.github/workflows/lint.yml

@@ -32,7 +32,7 @@ jobs:
 
       - name: Lint
         id: ml
-        uses: oxsecurity/megalinter/flavors/dotnet@v8.1.0
+        uses: oxsecurity/megalinter/flavors/dotnet@v8.3.0
         env:
           VALIDATE_ALL_CODEBASE: ${{ github.event_name == 'push' && github.ref == 'refs/heads/main' }}
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}