[FR] [Mobile] allow creating a workspace

[annieappflowy]

Description

Hello! Got android app at 0.6.2 and I cannot create workspaces from the app I have to create them from desktop. Android app only allows me to change between already crated workspaces. Could the add workspace button be added? Thanks!

Impact

Mobile users

Additional Context

No response

[Vivian-appflowy]

Same as #5702