ci(github): removed java and node.js setup steps as the new image comes with both

Author: jan-molak

.github/workflows/main.yml

@@ -15,13 +15,6 @@ jobs:
       image: ghcr.io/serenity-js/playwright:v1.56.1-noble
     steps:
       - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
-      - uses: actions/setup-node@v6
-        with:
-          node-version: '22.21.1'
-      - uses: actions/setup-java@v5
-        with:
-          distribution: 'temurin'
-          java-version: '17'
       - name: Setup Node Modules
         uses: bahmutov/npm-install@v1
       - name: Run Playwright tests