Merge pull request #6981 from murgatroid99/node_tools_package_regenerate

Make src/node/tools/package.json consistent with its template

templates/src/node/tools/package.json.template

@@ -36,6 +36,7 @@
       "index.js",
       "bin/protoc.js",
       "bin/protoc_plugin.js",
+      "bin/google/protobuf",
       "LICENSE"
     ],
     "main": "index.js"