Bump rust nightly -> 2023-01-26

[xFrednet]

This issue is meant to keep track of PRs which might affect the next bump.

• Rename Rptr to Ref in AST and HIR rust-lang/rust#106221
• Feed a bunch of queries instead of tracking fields on TyCtxt rust-lang/rust#106776
• Use UnordMap and UnordSet for id collections (DefIdMap, LocalDefIdMap, etc) rust-lang/rust#106977
• use LocalDefId instead of HirId in trait resolution to simplify the obligation clause resolution rust-lang/rust#103902