chore(deps): update treosh/lighthouse-ci-action action to v8

Author: renovate-bot

.github/workflows/lighthouse.yml

@@ -28,7 +28,7 @@ jobs:
           site_name: 'docs-nestjs'
           max_timeout: 600
       - name: Run Lighthouse on urls and validate with lighthouserc
-        uses: treosh/lighthouse-ci-action@v7
+        uses: treosh/lighthouse-ci-action@v8
         with:
           urls: |
             ${{ steps.wait-for-netflify-preview.outputs.url }}