Bump tokio from 1.21.2 to 1.25.0

[dependabot[bot]]

Bumps tokio from 1.21.2 to 1.25.0.

Release notes

Sourced from tokio's releases.

Tokio v1.25.0

1.25.0 (January 28, 2023)

Fixed

• rt: fix runtime metrics reporting (#5330)

Added

• sync: add broadcast::Sender::len (#5343)

Changed

• fs: increase maximum read buffer size to 2MiB (#5397)

#5330: tokio-rs/tokio#5330 #5343: tokio-rs/tokio#5343 #5397: tokio-rs/tokio#5397

Tokio v1.24.1

This release fixes a compilation failure on targets without AtomicU64 when using rustc older than 1.63. (#5356)

#5356: tokio-rs/tokio#5356

Tokio v1.24.0

The highlight of this release is the reduction of lock contention for all I/O operations (#5300). We have received reports of up to a 20% improvement in CPU utilization and increased throughput for real-world I/O heavy applications.

Fixed

• rt: improve native AtomicU64 support detection (#5284)

Added

• rt: add configuration option for max number of I/O events polled from the OS per tick (#5186)
• rt: add an environment variable for configuring the default number of worker threads per runtime instance (#4250)

Changed

• sync: reduce MPSC channel stack usage (#5294)
• io: reduce lock contention in I/O operations (#5300)
• fs: speed up read_dir() by chunking operations (#5309)
• rt: use internal ThreadId implementation (#5329)
• test: don't auto-advance time when a spawn_blocking task is running (#5115)

#5186: tokio-rs/tokio#5186 #5294: tokio-rs/tokio#5294 #5284: tokio-rs/tokio#5284 #4250: tokio-rs/tokio#4250 #5300: tokio-rs/tokio#5300 #5329: tokio-rs/tokio#5329 #5115: tokio-rs/tokio#5115

... (truncated)

Commits

• 88b1eb5 chore: prepare Tokio v1.25.0 release (#5408)
• 1f50c57 metrics: fix steal_count docs, add steal_operations (#5330)
• a18b364 chore: update year in LICENSE files (#5402)
• fe2dcb9 io: increase MAX_BUF from 16384 to 2MiB (#5397)
• c90757f tests: condition unwinding tests on cfg(panic = "unwind") (#5384)
• f3f8e4f chore: update nix to 0.26 (#5385)
• 42bec96 Merge branch 'tokio-1.24.x' into master
• 4f6a95b chore: prepare Tokio v1.24.2 release
• 3d33610 Merge branch 'tokio-1.20.x' into tokio-1.24.x
• 38a9c6c Merge branch 'tokio-1.20.x' into master
• Additional commits viewable in compare view

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[mihai-dinculescu]

@dependabot rebase

[dependabot[bot]]

Looks like tokio is up-to-date now, so this is no longer needed.