fix(lighthouse): install Chromium system deps via --with-deps

Playwright Chromium binary was missing libnspr4.so and other
system libraries. Use `npx playwright install --with-deps chromium`
to install Chromium along with all required system dependencies.

Co-Authored-By: Paperclip <noreply@paperclip.ing>

.github/workflows/ci.yml

@@ -74,7 +74,7 @@ jobs:
       - name: Install Chromium for Lighthouse
         run: |
           npm install -g playwright
-          npx playwright install chromium
+          npx playwright install --with-deps chromium
       - name: Run Lighthouse CI
         run: |
           CHROME_PATH=$(find /home/runner/.cache/ms-playwright -name chrome -type f 2>/dev/null | head -1)