docs: remove internal domains and IPs
Replace company ThingsBoard domains and private IPs with placeholders in Markdown docs, and drop references to the removed HAProxy config files.
Co-Authored-By: Claude Opus 5.5 noreply@anthropic.com
Replace company ThingsBoard domains and private IPs with placeholders in Markdown docs, and drop references to the removed HAProxy config files.
Co-Authored-By: Claude Opus 5.5 noreply@anthropic.com