CI: Install Playwright browsers

.github/workflows/run-single-test.yml

@@ -25,6 +25,9 @@ jobs:
       - name: Install dependencies
         run: npm install
 
+      - name: Install Playwright Browsers
+        run: npx playwright install --with-deps chromium
+
       - name: Run benchmark for single test
         run: npm start -- --test "${{ inputs.test_number }}"
         env: