Ignore key.json files in the whole repository
Ignore key.json files in the whole repository

GoogleCloudPlatform/getting-started-ruby,GoogleCloudPlatform/getting-started-ruby,remi/getting-started-ruby,remi/getting-started-ruby,remi/getting-started-ruby,GoogleCloudPlatform/getting-started-ruby,GoogleCloudPlatform/getting-started-ruby,remi/getting-started-ruby