Update hashbrown requirement from 0.15.0 to 0.16.1

[dependabot]

Updates the requirements on hashbrown to permit the latest version.

Release notes

Sourced from hashbrown's releases.

v0.16.1

Added

• Added HashTable methods related to the raw bucket index (#657)
• Added VacantEntryRef::insert_with_key (#579)

Changed

• Removed specialization for Copy types (#662)
• The get_many_mut family of methods have been renamed to get_disjoint_mut to match the standard library. The old names are still present for now, but deprecated. (#648)
• Recognize and use over-sized allocations when using custom allocators. (#523)
• Depend on serde_core instead of serde. (#649)
• Optimized collect on rayon parallel iterators. (#652)

Changelog

Sourced from hashbrown's changelog.

0.16.1 - 2025-11-20

Added

• Added HashTable methods related to the raw bucket index (#657)
• Added VacantEntryRef::insert_with_key (#579)

Changed

• Removed specialization for Copy types (#662)
• The get_many_mut family of methods have been renamed to get_disjoint_mut to match the standard library. The old names are still present for now, but deprecated. (#648)
• Recognize and use over-sized allocations when using custom allocators. (#523)
• Depend on serde_core instead of serde. (#649)
• Optimized collect on rayon parallel iterators. (#652)

0.16.0 - 2025-08-28

Changed

• Bump foldhash, the default hasher, to 0.2.0.
• Replaced DefaultHashBuilder with a newtype wrapper around foldhash instead of re-exporting it directly.

0.15.5 - 2025-08-07

Added

• Added Entry::or_default_entry and Entry::or_insert_entry.

Changed

• Re-implemented likely/unlikely with #[cold]

0.15.4 - 2025-06-05

Changed

• Removed optional dependency on compiler-builtins. This only affects building as part of std.

0.15.3 - 2025-04-29

Added

• SIMD implementation for LoongArch (#592, requires nightly)

Changed

• Optimized insertion path by avoiding an unnecessary match_empty (#607)

... (truncated)

Commits

• 1876e4f Add PR link for get_disjoint_mut rename
• 2e363b6 Update CHANGELOG for version 0.16.1
• 88d54a5 chore: release v0.16.1
• 21be06c Merge pull request #657 from cuviper/table-bucket
• af971f3 Add T to bucket iterators and inline their methods
• 7ccb6d6 Add HashTable::iter_buckets and iter_hash_buckets
• aeb7996 Add HashTable::get_bucket_entry_unchecked
• e885a4e get_bucket_entry -> Result\<OccupiedEntry, AbsentEntry>
• dabfbef Add get_bucket_unchecked and get_bucket_unchecked_mut
• 42d9377 Make HashTable entries use Tag instead of a full hash
• Additional commits viewable in compare view

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