hadle insta api errors

[yshmarov]

Description

in case if the user changes his password or deauthorizez the app, we should reflect the GetMedia failure:

• catch and handle errors
• add connection_status attribute to insta_user
• change insta_users connection_status to "requires authentication"

How to test

Self-check

• [ ] self-reviewed
• [ ] added tests
• [ ] focused (related only to the ticket scope)

Visual Changes

Before

After