* Fix data race in testlogger

* Update git_helper_for_declarative_test.go

Handle case where an orginization is private but a user who is not a
member of the orgninization has been added as a collaborator of a repo
within that org

Fixes #6962

* fix org visibility bug

* fix permission check

* add integration tests

* fix tests

* change test user name for easier maintainance and fix test

* fix test git repo name