Typings: Added editor parameter to onStore (#4605)
Typings: Added editor parameter to onStore (#4605)

* Typings: Added editor parameter to onStore 

Added an optional parameter to onStore in the storage manager.  This is in accordance with the common use case  (https://grapesjs.com/docs/modules/Storage.html#common-use-cases) - HTML code with project data

* Typings: OnStore editor non-optional

* Propagated editor to onStore in Remote Storage
artf/grapesjs,artf/grapesjs,artf/grapesjs