chore(deps): update rust crate tokio to v1.52.3

[dreadnode-renovate-bot]

This PR contains the following updates:

Package	Type	Update	Change
tokio (source)	workspace.dependencies	patch	1.52.2 → 1.52.3

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Release Notes

tokio-rs/tokio (tokio)

v1.52.3: Tokio v1.52.3

Compare Source

1.52.3 (May 8th, 2026)

Fixed

• sync: fix underflow in mpsc channel len() (#​8062)
• sync: notify receivers in mpsc OwnedPermit::release() method (#​8075)
• sync: require that an RwLock has max_readers != 0 (#​8076)
• sync: return Empty from try_recv() when mpsc is closed with outstanding permits (#​8074)

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This PR has been generated by Mend Renovate.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 75.92%. Comparing base (22476d6) to head (7640d55).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #267   +/-   ##
=======================================
  Coverage   75.92%   75.92%           
=======================================
  Files         385      385           
  Lines       83591    83591           
=======================================
+ Hits        63464    63465    +1     
+ Misses      20127    20126    -1     

see 1 file with indirect coverage changes

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