Quickstart Docker Compose: Review and make sure guide is working

[hisImminence]

link to guide

• Guide updated and configuration is functional with 8.8
• Updated wording and terminology to 8.8 (orchestration cluster, management and modeling cluster, ...)

PR: camunda/camunda-docs#6966

[hisImminence]

blocked by

• Bring docker-compose-core.yaml to 8.8 standards camunda-distributions#230
• Adjust docker compose files for 8.8 architecture readiness camunda-distributions#229