Remove retired listener IPs and add logzio-regions.yml - #974

Changed pages include:

• index.html - view
• 404.html - view
• markdown-page/index.html - view
• search/index.html - view
• docs/telemetry-collector/index.html - view
• docs/infrastructure-monitoring/grafana-datasource-for-logzio-metrics/index.html - view
• docs/integrations/terraform/index.html - view
• docs/k8s-360/kubernetes-360-pre/index.html - view
• docs/k8s-360/overview/index.html - view
• docs/k8s-360/unified-helm-chart/index.html - view

There are more changes not included in the list