Update dependency @playwright/test to ^1.56.0 (#1803)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package-lock.json

@@ -24,7 +24,7 @@
     "track"
   ],
   "devDependencies": {
-    "@playwright/test": "^1.55.1",
+    "@playwright/test": "^1.56.0",
     "@types/node": "^22.18.8",
     "@wordpress/e2e-test-utils-playwright": "^1.32.0",
     "@wordpress/eslint-plugin": "^22.18.0",