EZP-32437: EZP2.5 can't be installed on node 10 (#679)

Author: GrabowskiM

package.json

@@ -4,5 +4,8 @@
     "@symfony/webpack-encore": "^0.28.0",
     "node-sass": "^4.11.0",
     "sass-loader": "^7.0.1"
+  },
+  "resolutions": {
+    "sockjs-client": "1.5.2"
   }
 }