[Bug] Dashboards are always created as private

[trocade]

Request Type

Bug

Work Environment

Question	Answer
OS version (server)	Ubuntu
OS version (client)	18.04 LTS
TheHive version	4.0.4
Package Type	DEB
Browser type & version	Chrome

Problem Description

When creating a new dashboard and selecting shared it is still created as private.

Steps to Reproduce

1. Create new dashboard as shared
   
2. When it is created it is set as private
   
3. Go into edit and change it to be a shared