adding private bit and namespace change to packagejson2

Author: Peter Simpson

code_utils/code_checker/docker/javascript/package.json

@@ -1,8 +1,9 @@
 {
-  "name": "codat-snippets",
+  "name": "@codat/code-checker",
   "version": "1.0.0",
   "description": "Codat SDK code snippets environment",
   "main": "index.js",
+  "private": true,
   "scripts": {
     "build": "tsc",
     "dev": "ts-node",