build(deps): bump crossbeam-channel from 0.2.6 to 0.5.6 in /rust

[dependabot[bot]]

Bumps crossbeam-channel from 0.2.6 to 0.5.6.

Release notes

Sourced from crossbeam-channel's releases.

crossbeam-channel 0.5.6

• Bump the minimum supported Rust version to 1.38. (#877)

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)

Changelog

Sourced from crossbeam-channel's changelog.

Version 0.8.2

• Bump the minimum supported Rust version to 1.38. (#877)

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

... (truncated)

Commits

• 5e0f59a Merge #880
• 0f4092b Prepare for the next release
• 6dc9be5 Merge #879
• f2ca66b epoch: Adjust MAX_OBJECTS
• c059aec Merge #877
• 6ac1232 Favor .cast() over as
• b553b4f Use const_in_array_repeat_expressions
• 0e14971 Bump MSRV to Rust 1.38
• 99b14b1 Merge #875 #876
• 371de8c Miri: Fix thread leaks in doctests in utils
• Additional commits viewable in compare view

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