PIPE-3252: update DataType reduction and restore workflows
Document ALMA and VLA reduction lifecycles and self-cal restore workflows with consolidated data nodes, line target application, and responsive Mermaid rendering.
- datatypes.md: add side-by-side ALMA and VLA lifecycles, clarify self-cal restore sequence, and fix Sphinx refs.
- furo_layout.js: support responsive container scaling for wide multi-column diagrams.
- conf.py: bump mermaid_version to `12.2.0`.
