chore: remove "private" in package.json of content client generator

Author: matej21

packages/client-content-generator/package.json

@@ -2,7 +2,6 @@
 	"name": "@contember/client-content-generator",
 	"license": "Apache-2.0",
 	"version": "0.0.0",
-	"private": true,
 	"type": "module",
 	"sideEffects": false,
 	"main": "./dist/production/index.js",