Remove Travis+AppVeyor homu checks for Clippy

Author: flip1995

homu.toml.template

@@ -239,10 +239,6 @@ try_users = []
 auto = "auto"
 [repo.clippy.github]
 secret = "{{ homu.repo-secrets.clippy }}"
-[repo.clippy.checks.travis]
-name = "Travis CI - Branch"
-[repo.clippy.status.appveyor]
-context = "continuous-integration/appveyor/branch"
 [repo.clippy.checks.action_test]
 name = "bors test finished"
 [repo.clippy.checks.action_dev_test]