Changes to Create a volume

removed the request body

removed the success response with the status 200

api tag Volume added

added the non-success response with the status 500

added the success response with the status 201

removed the success response with the status 201

api tag Volume removed

the Availability request property default value active was removed

the Driver request property default value local was removed

the Scope request property default value single was removed

the Sharing request property default value none was removed

removed the non-success response with the status 500

added the success response with the status 200

added required request body

added the media type application/json for the response with the status 201

added the media type application/json for the response with the status 500