Update contributing rst with command/cell help info#4929

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KrystalDelusion wants to merge 2 commits intomainfrom docs-preview-contributing_help

+162-1

Commits on Jan 24, 2025

docs: Initial documentation for generated help
KrystalDelusion
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Commits on Jan 25, 2025

Update checklist for adding internal cell types
KrystalDelusion
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