Bump crossbeam-deque from 0.8.0 to 0.8.1 (#737)

Bumps [crossbeam-deque](https://github.com/crossbeam-rs/crossbeam) from 0.8.0 to 0.8.1.
- [Release notes](https://github.com/crossbeam-rs/crossbeam/releases)
- [Changelog](https://github.com/crossbeam-rs/crossbeam/blob/master/CHANGELOG.md)
- [Commits](https://github.com/crossbeam-rs/crossbeam/compare/crossbeam-deque-0.8.0...crossbeam-deque-0.8.1)

---
updated-dependencies:
- dependency-name: crossbeam-deque
  dependency-type: indirect
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Cargo.lock

@@ -103,9 +103,9 @@ dependencies = [
 
 [[package]]
 name = "crossbeam-deque"
-version = "0.8.0"
+version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "94af6efb46fef72616855b036a624cf27ba656ffc9be1b9a3c931cfc7749a9a9"
+checksum = "6455c0ca19f0d2fbf751b908d5c55c1f5cbc65e03c4225427254b46890bdde1e"
 dependencies = [
  "cfg-if",
  "crossbeam-epoch",