Second pass — removes chat-switchboard version numbers from config
field docs, section headers, file headers, and test comments. These
were pre-fork version tags that don't apply to switchboard-core.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Removes standalone "// v0.X.X:" comment lines and inline trailing
version annotations. Keeps version references in config field docs
and compatibility notes where they describe requirements.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
