Add Visual Test for Snow Theme and add visual tests to PR execution (#5570)

.github/workflows/e2e-visual.yml

@@ -1,25 +0,0 @@
-name: "e2e-visual"
-on:
-  workflow_dispatch:
-  pull_request:
-    types: 
-      - labeled
-      - opened
-  schedule:
-    - cron: '28 21 * * 1-5'
-
-jobs:
-  e2e-visual:
-    if: ${{ github.event.label.name == 'pr:visual' }} || ${{ github.event.workflow_dispatch }} || ${{ github.event.schedule }}
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v3
-      - uses: actions/setup-node@v3
-        with:
-          node-version: '16'
-      - run: npx playwright@1.23.0 install
-      - run: npm install
-      - name: Run the e2e visual tests
-        run: npm run test:e2e:visual
-        env:
-          PERCY_TOKEN: ${{ secrets.PERCY_TOKEN }}