Update Rust crate tokio to v1.47.1

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This PR contains the following updates:

Package	Type	Update	Change
tokio (source)	dependencies	minor	1.46.1 -> 1.47.1

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Release Notes

tokio-rs/tokio (tokio)

v1.47.1: Tokio v1.47.1

Compare Source

1.47.1 (August 1st, 2025)

Fixed

• process: fix panic from spurious pidfd wakeup (#​7494)
• sync: fix broken link of Python asyncio.Event in SetOnce docs (#​7485)

v1.47.0: Tokio v1.47.0

Compare Source

1.47.0 (July 25th, 2025)

This release adds poll_proceed and cooperative to the coop module for
cooperative scheduling, adds SetOnce to the sync module which provides
similar functionality to [std::sync::OnceLock], and adds a new method
sync::Notify::notified_owned() which returns an OwnedNotified without
a lifetime parameter.

Added

• coop: add cooperative and poll_proceed (#​7405)
• sync: add SetOnce (#​7418)
• sync: add sync::Notify::notified_owned() (#​7465)

Changed

• deps: upgrade windows-sys 0.52 → 0.59 ([#​7117])
• deps: update to socket2 v0.6 ([#​7443])
• sync: improve AtomicWaker::wake performance (#​7450)

Documented

• metrics: fix listed feature requirements for some metrics (#​7449)
• runtime: improve safety comments of Readiness<'_> (#​7415)

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[renovate]

⚠️ Artifact update problem

Renovate failed to update an artifact related to this branch. You probably do not want to merge this PR as-is.

♻ Renovate will retry this branch, including artifacts, only when one of the following happens:

• any of the package files in this branch needs updating, or
• the branch becomes conflicted, or
• you click the rebase/retry checkbox if found above, or
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The artifact failure details are included below:

File name: Cargo.lock

Command failed: cargo update --config net.git-fetch-with-cli=true --manifest-path Cargo.toml --package tokio@1.46.1 --precise 1.47.1
error: failed to acquire package cache lock

Caused by:
  failed to open: /home/ubuntu/.cargo/.package-cache

Caused by:
  failed to create directory `/home/ubuntu/.cargo`

Caused by:
  File exists (os error 17)