Description of problem:

Refresh content counts action on Smart proxy fails when content_counts is set to {}

How reproducible:

Always

Is this issue a regression from an earlier version:

No

Steps to Reproduce:

1. For a smart proxy, set the content counts to {}

2. Try to refresh content counts on the proxy.

3. The task fails with the below trace:

Error:

NoMethodError

undefined method `[]' for nil:NilClass

 
—

• "/home/vagrant/katello/app/models/katello/concerns/smart_proxy_extensions.rb:185:in
  `process_repository'"
• "/home/vagrant/katello/app/models/katello/concerns/smart_proxy_extensions.rb:167:in
  `block in repos_content_count'"
• "/home/vagrant/foreman/.vendor/ruby/3.0.0/gems/activerecord-6.1.7.10/lib/active_record/relation/delegation.rb:88:in
  `each'"
• "/home/vagrant/foreman/.vendor/ruby/3.0.0/gems/activerecord-6.1.7.10/lib/active_record/relation/delegation.rb:88:in
  `each'"
• "/home/vagrant/katello/app/models/katello/concerns/smart_proxy_extensions.rb:166:in
  `repos_content_count'"
• "/home/vagrant/katello/app/models/katello/concerns/smart_proxy_extensions.rb:150:in
  `block in update_content_counts!'"

Expected behavior:

Counts should get calculated correctly.

Business Impact / Additional info: