chore(tests): split test_mergify_cli

[sileht]

Depends-On: #534

[sileht]

This pull request is part of a stack:

1. refactor: use click (#534)
2. chore(tests): split test_mergify_cli (#535) 👈
3. fix: correctly pass the repository to /seeach/issues API (#536)

[mergify]

Merge Protections

Your pull request matches the following merge protections and will not be merged until they are valid.

🔴 ⛓️ Depends-On Requirements

This rule is failing.

Requirement based on the presence of Depends-On in the body of the pull request

• depends-on = Mergifyio/mergify-cli#534 [⛓️ refactor: use click #534]

🔴 🔎 Reviews

This rule is failing.

• #review-requested = 0
• #changes-requested-reviews-by = 0
• #review-threads-unresolved = 0

🟢 Changelog requirements

Wonderful, this rule succeeded.

• any of:
  • -title ~= ^feat
  • label = need changelog
  • label = skip changelog

🟢 Enforce conventional commit

Wonderful, this rule succeeded.

Make sure that we follow https://www.conventionalcommits.org/en/v1.0.0/

• title ~= ^(fix|feat|docs|style|refactor|perf|test|build|ci|chore|revert)(?:\(.+\))?:

Pull request has been modified.

Pull request has been modified.