Update Rust crate tokio to v1.45.0

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
tokio (source)	dev-dependencies	minor	1.44.2 -> 1.45.0

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Release Notes

tokio-rs/tokio (tokio)

v1.45.0: Tokio v1.45.0

Compare Source

Added

• metrics: stabilize worker_total_busy_duration, worker_park_count, and worker_unpark_count (#​6899, #​7276)
• process: add Command::spawn_with (#​7249)

Changed

• io: do not require Unpin for some trait impls (#​7204)
• rt: mark runtime::Handle as unwind safe (#​7230)
• time: revert internal sharding implementation (#​7226)

Unstable

• rt: remove alt multi-threaded runtime (#​7275)

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