Make TreeSequence.tables return zero-copy ImmutableTableCollection#3288

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benjeffery wants to merge 3 commits intotskit-dev:mainfrom

benjeffery:immutable

Commits on Sep 26, 2025

Refactor table metadata helpers
benjeffery
committed

Commits on Sep 28, 2025

TreeSequence.tables returns ImmutableTableCollection
benjeffery
committed

Commits on Sep 29, 2025

Add array accessors to avoid string repacking, remove boilerplate with macro
benjeffery
committed