An inactive user can be added as a collaborator

[adelowo]

• Gitea version (or commit ref): a74426d
• Git version: 2.15.2
• Operating system: MacOS (High Sierra)
• Database (use [x]):
  • PostgreSQL
  • MySQL
  • MSSQL
  • SQLite
• Can you reproduce the bug at https://try.gitea.io:
  • Yes (provide example URL)
  • No
  • Not relevant
• Log gist:

Description

An inactive user can be added as a collaborator in a repository since Inactive means the user hasn't been verified.