Allow job waiter keys in Sidekiq logs

Job waiter keys do not contain sensitive information, so they're
safe to log. They're also useful to log so we can inspect particular
batches of jobs.

app/workers/authorized_projects_worker.rb

@@ -7,8 +7,8 @@ class AuthorizedProjectsWorker
   feature_category :authentication_and_authorization
   urgency :high
   weight 2
-
   idempotent!
+  loggable_arguments 1 # For the job waiter key
 
   # This is a workaround for a Ruby 2.3.7 bug. rspec-mocks cannot restore the
   # visibility of prepended modules. See https://github.com/rspec/rspec-mocks/issues/1231

ee/app/workers/project_import_schedule_worker.rb

@@ -8,6 +8,7 @@ class ProjectImportScheduleWorker # rubocop:disable Scalability/IdempotentWorker
 
   feature_category :importers
   sidekiq_options retry: false
+  loggable_arguments 1 # For the job waiter key
 
   def perform(project_id)
     return if Gitlab::Database.read_only?