Update nick-invision/retry action to v4

Author: renovate-bot

.github/workflows/tests.yml

@@ -23,7 +23,7 @@ jobs:
               with:
                 php-version: ${{ matrix.php }}
             - name: Install Dependencies
-              uses: nick-invision/retry@v3
+              uses: nick-invision/retry@v4
               with:
                 timeout_minutes: 10
                 max_attempts: 3