splitChunks - put shared chunks into vendor as well as node_modules
splitChunks - put shared chunks into vendor as well as node_modules

otherwise, requiring a chunk (ours) from 2 packs will give 2 instances of that chunk,
leading to bugs like listenToRx not talking to the same rxSubject as toolbar actions subscribeToRx

ManageIQ/manageiq-ui-classic,ManageIQ/manageiq-ui-classic,ManageIQ/manageiq-ui-classic,ManageIQ/manageiq-ui-classic