Update dependency playwright to v1.56.1

Author: renovate[bot]

package-lock.json

@@ -63,7 +63,7 @@
     "js-md5": "^0.8.3",
     "merge-props": "^6.0.0",
     "overlap-area": "^1.1.0",
-    "playwright": "1.55.1",
+    "playwright": "1.56.1",
     "react": "^19.2.0",
     "react-dom": "^19.2.0",
     "react-resizable-panels": "^3.0.6",