Chayim Refael Friedman d7465cb5b7 Upgrade rustc crates
Changes:
 - `const_of_item()` was added to `Interner`, analogous to `type_of()`. No strongly-typed ID (yet).
 - New solver trait lang item: `TrivialClone`.
 - `TypeRelation` changed a bit, the code was copied from rustc.
2025-12-16 17:00:44 +02:00
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