build(deps): bump crossbeam from 0.3.2 to 0.8.1

[dependabot[bot]]

Bumps crossbeam from 0.3.2 to 0.8.1.

Release notes

Sourced from crossbeam's releases.

crossbeam-utils 0.8.1

• Make AtomicCell::is_lock_free always const fn. (#600)
• Fix a bug in seq_lock_wide. (#596)
• Remove const_fn dependency. (#600)
• crossbeam-utils no longer fails to compile if unable to determine rustc version. Instead, it now displays a warning. (#604)

crossbeam 0.8.1

• Support targets that do not have atomic CAS on stable Rust (#698)

crossbeam-deque 0.8.1

• Fix deque steal race condition. (https://github.com/crossbeam-rs/crossbeam/security/advisories/GHSA-pqqp-xmhj-wgcw)
• Add Stealer::len method. (#708)

crossbeam-channel 0.5.5

• Replace Spinlock with Mutex. (#835)

crossbeam-channel 0.5.4

• Workaround a bug in upstream related to TLS access on AArch64 Linux. (#802)

crossbeam-channel 0.5.3

• Fix panic on very large timeout. (#798)

crossbeam-channel 0.5.2

• Fix stacked borrows violations when -Zmiri-tag-raw-pointers is enabled. (#763, #764)

crossbeam-channel 0.5.1

• Fix memory leak in unbounded channel. (#669)

crossbeam-queue 0.3.5

• Add ArrayQueue::force_push. (#789)

crossbeam-queue 0.3.4

• Implement IntoIterator for ArrayQueue and SegQueue. (#772)

crossbeam-queue 0.3.3

• Fix stacked borrows violation in ArrayQueue when -Zmiri-tag-raw-pointers is enabled. (#763)

Changelog

Sourced from crossbeam's changelog.

Version 0.8.1

• Support targets that do not have atomic CAS on stable Rust (#698)

Version 0.8.0

• Bump the minimum supported Rust version to 1.36.
• Bump crossbeam-channel to 0.5.
• Bump crossbeam-deque to 0.8.
• Bump crossbeam-epoch to 0.9.
• Bump crossbeam-queue to 0.3.
• Bump crossbeam-utils to 0.8.

Version 0.7.3

• Fix breakage with nightly feature due to rust-lang/rust#65214.
• Bump crossbeam-channel to 0.4.
• Bump crossbeam-epoch to 0.8.
• Bump crossbeam-queue to 0.2.
• Bump crossbeam-utils to 0.7.

Version 0.7.2

• Bump crossbeam-channel to 0.3.9.
• Bump crossbeam-epoch to 0.7.2.
• Bump crossbeam-utils to 0.6.6.

Version 0.7.1

• Bump crossbeam-utils to 0.6.5.

Version 0.7.0

• Remove ArcCell, MsQueue, and TreiberStack.
• Change the interface of ShardedLock to match RwLock.
• Add SegQueue::len().
• Rename SegQueue::try_pop() to SegQueue::pop().
• Change the return type of SegQueue::pop() to Result.
• Introduce ArrayQueue.
• Update dependencies.

Version 0.6.0

• Update dependencies.

Version 0.5.0

• Update crossbeam-channel to 0.3.
• Update crossbeam-utils to 0.6.
• Add AtomicCell, SharedLock, and WaitGroup.

... (truncated)

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