remove Offline.js from submodules
remove Offline.js from submodules

EnzeZY/offline-editor-js,Esri/offline-editor-js,Esri/offline-editor-js,andygup/offline-editor-js,andygup/offline-editor-js,EnzeZY/offline-editor-js,Esri/offline-editor-js,andygup/offline-editor-js,EnzeZY/offline-editor-js