fix(node-editor): enable npm publishing (#427)

- Remove private flag from package.json
- Add node-editor to CI build list

packages/devtools/node-editor/package.json

@@ -58,6 +58,5 @@
     "type": "git",
     "url": "https://github.com/esengine/esengine.git",
     "directory": "packages/devtools/node-editor"
-  },
-  "private": true
+  }
 }