修改ffi版本

GetEasy.Node.Printer/package.json

@@ -10,7 +10,7 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
-    "ffi-napi": "2.3.0"
+    "ffi-napi": "3.1.0"
   },
   "devDependencies": {
     "@types/ffi-napi": "2.4.3"