Update nick-fields/retry action to v4

Author: renovate[bot]

.github/workflows/ci.yml

@@ -119,7 +119,7 @@ jobs:
       - name: Install dependencies and build
         run: yarn install --frozen-lockfile --ignore-engines
       - name: Run system tests
-        uses: nick-fields/retry@v3
+        uses: nick-fields/retry@v4
         with:
           timeout_minutes: 3
           max_attempts: 3
@@ -163,7 +163,7 @@ jobs:
         env:
           BROWSER_NAME: ${{ matrix.browser }}
       - name: Run browser tests
-        uses: nick-fields/retry@v3
+        uses: nick-fields/retry@v4
         with:
           timeout_minutes: 3
           max_attempts: 3