chore(deps): update actions/upload-artifact action to v6 (#39)

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

Author: renovate[bot]

.github/workflows/mega-linter.yaml

@@ -43,7 +43,7 @@ jobs:
           token: ${{ steps.auth.outputs.token }}
       - if: success() || failure()
         name: Upload Reports
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: mega-linter-reports
           path: |-