chore(deps): bump rand from 0.8.5 to 0.9.3 in /sync

[dependabot]

Bumps rand from 0.8.5 to 0.9.3.

Changelog

Sourced from rand's changelog.

[0.9.3] — 2026-02-11

This release back-ports a fix from v0.10. See also #1763.

Changes

• Deprecate feature log (#1764)
• Replace usages of doc_auto_cfg (#1764)

#1763: rust-random/rand#1763

[0.9.2] — 2025-07-20

Deprecated

• Deprecate rand::rngs::mock module and StepRng generator (#1634)

Additions

• Enable WeightedIndex<usize> (de)serialization (#1646)

[0.9.1] - 2025-04-17

Security and unsafe

• Revise "not a crypto library" policy again (#1565)
• Remove zerocopy dependency from rand (#1579)

Fixes

• Fix feature simd_support for recent nightly rust (#1586)

Changes

• Allow fn rand::seq::index::sample_weighted and fn IndexedRandom::choose_multiple_weighted to return fewer than amount results (#1623), reverting an undocumented change (#1382) to the previous release.

Additions

• Add rand::distr::Alphabetic distribution. (#1587)
• Re-export rand_core (#1604)

[0.9.0] - 2025-01-27

Security and unsafe

• Policy: "rand is not a crypto library" (#1514)
• Remove fork-protection from ReseedingRng and ThreadRng. Instead, it is recommended to call ThreadRng::reseed on fork. (#1379)
• Use zerocopy to replace some unsafe code (#1349, #1393, #1446, #1502)

Dependencies

• Bump the MSRV to 1.63.0 (#1207, #1246, #1269, #1341, #1416, #1536); note that 1.60.0 may work for dependents when using --ignore-rust-version
• Update to rand_core v0.9.0 (#1558)

Features

• Support std feature without getrandom or rand_chacha (#1354)
• Enable feature small_rng by default (#1455)
• Remove implicit feature rand_chacha; use std_rng instead. (#1473)
• Rename feature serde1 to serde (#1477)
• Rename feature getrandom to os_rng (#1537)
• Add feature thread_rng (#1547)

API changes: rand_core traits

... (truncated)

Commits

• 1aeee9f Prepare v0.9.3: deprecate feature log (#1764)
• 98473ee Prepare rand 0.9.2 (#1648)
• 031a1f5 examples/print-next.rs (#1647)
• 6cb75ee Make UniformUsize serializable (#1646)
• 0c955c5 Add some tests for BlockRng, BlockRng64 and Xoshiro RNGs (#1639)
• 204084a Fix: Remove accidental editor swap file (#1636)
• 86262ac Deprecate rand::rngs::mock module and StepRng (#1634)
• a6e217f Update statrs link (#1630)
• db993ec Prepare rand v0.9.1 (#1629)
• 3057641 Remove zerocopy from rand (#1579)
• Additional commits viewable in compare view

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Summary by cubic

Upgrade rand in sync from 0.8.5 to 0.9.3 to pick up the latest fixes and rand_core 0.9 API. Updates lockfile and transitive RNG deps.

• Dependencies

  • Bump rand → 0.9.3.
  • Transitives: rand_core 0.9.5, rand_chacha 0.9.0, getrandom 0.3.4; adds r-efi, wasip2, wit-bindgen.
  • libc → 0.2.185; Cargo.lock format → 4.

• Migration

  • Requires Rust 1.63+ (MSRV raised by rand 0.9).

^{Written for commit cc89e33. Summary will update on new commits.}

[continue]

Docs Review

No documentation updates needed for this PR.

This is a routine Dependabot dependency update bumping the rand crate from 0.8.5 to 0.9.3 in the /sync directory. The changes are limited to internal Cargo manifest and lock files with no impact on:

• User-facing functionality
• Continue APIs or configuration options
• Developer-facing workflows or features

Internal dependency version bumps don't require documentation changes.

[cubic-dev-ai]

No issues found across 2 files