Kibana not connected to epr.elastic.co Package Registry

I think I have added pretty much all certicificates in kibana.yml file. What should be added to kibana.yml file?

The issue is similar to this one:
https://discuss.elastic.co/t/fleet-initialization-behind-a-corporate-proxy-fails-with-unable-to-get-local-issuer-certificate-ignoring-proxy-settings/291647