add playwright dependency

Author: dzencot

package-lock.json

@@ -15,6 +15,7 @@
     "@hexlet/chat-server": "^1.1.6"
   },
   "devDependencies": {
-    "@playwright/test": "^1.37.0"
+    "@playwright/test": "^1.37.0",
+    "playwright": "^1.37.0"
   }
 }