build(deps): bump crossbeam from 0.8.2 to 0.8.4

[dependabot[bot]]

Bumps crossbeam from 0.8.2 to 0.8.4.

Release notes

Sourced from crossbeam's releases.

crossbeam-utils 0.8.4

• Bump loom dependency to version 0.5. (#686)

crossbeam-deque 0.8.4

• Bump the minimum supported Rust version to 1.61. (#1037)

crossbeam 0.8.4

• Remove dependency on cfg-if. (#1072)

crossbeam-utils 0.8.3

• Make loom dependency optional. (#666)

crossbeam-deque 0.8.3

• Add Stealer::{steal_batch_with_limit, steal_batch_with_limit_and_pop} methods. (#903)
• Add Injector::{steal_batch_with_limit, steal_batch_with_limit_and_pop} methods. (#903)

crossbeam 0.8.3

• Bump the minimum supported Rust version to 1.61. (#1037)

Changelog

Sourced from crossbeam's changelog.

Version 0.8.4

• Remove dependency on cfg-if. (#1072)

Version 0.8.3

• Bump the minimum supported Rust version to 1.61. (#1037)

Commits

• 9c3182a Prepare for the next release
• 35a55d2 Remove dependency on cfg-if
• 0935295 epoch: Remove unused autocfg dependency
• e02133b Use const thread_local
• 5a15fc2 More correct buffer allocation
• 7389cdf ci: Remove scripts that call single command
• 4ef4f09 Ignore dead_code warnings for tuple structs
• 95d0bd0 Prepare for the next release
• 65f0b07 Automatically cancel outdated CI runs on PR
• ecc994e Update compile_fail doctest
• Additional commits viewable in compare view

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