Changes to Delete Message For Everyone

removed the success response with the status 200

api operation id deleteMessageForEveryone was added

the endpoint scheme security ApiKeyAuth was added to the API

api tag Chat Controller added

api tag Chat removed

added optional request body

added the success response with the status 201

removed the request body

removed the success response with the status 201

api operation id deleteMessageForEveryone removed and replaced with

the endpoint scheme security ApiKeyAuth was removed from the API

api tag Chat added

api tag Chat Controller removed

added the success response with the status 200