ELK 7.16.3, Oracle Linux8, ARM/A1 (aarch64) support

What's Changed

• Elasticsearch, Kibana, and Logstash - in version 7.16.3
• Support for Oracle Linux 8.5 (OL7 removed)
• Support for ARM/A1 (aarch64) platform

Cluster Multi-AD

Cluster Single-AD

Simple