fix(deps): update dependency ty to v0.0.81

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
ty (changelog)	==0.0.80 → ==0.0.81

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Release Notes

astral-sh/ty (ty)

v0.0.81

Compare Source

Released on 2026-09-14.

Bug fixes

• Escape glob characters in anchored directory paths (#​28518)
• Ignore divergent markers when detecting descriptors (#​28514)

CLI

• Anchor default exclude patterns at the project root (#​28463)

Core type checking

• Avoid rebinding extracted method calls (#​28469)
• Default-specialize class objects in meta-protocol checks (#​28265)
• Fix MRO ordering for generic bases (#​28172)
• Fix assignability of bounded typevars to intersection types (#​28479)
• Fix variadic partial signature reduction (#​28586)
• Handle gradual metaclass ancestry and conflicts (#​28474)
• Preserve recursive metadata in union transformations (#​28497)
• Preserve runtime comparison semantics when narrowing tagged unions (#​28053)
• Preserve wrapped signatures in nominal descriptor checks (#​28466)
• Reject reassignment of enum members (#​28462)
• Report override conflicts introduced by new bases (#​28530)
• Resolve dependencies within correlated inference alternatives (#​28252)
• Respect instance dictionary storage for slotted classes (#​27749)
• Validate explicitly overridden constructor signatures (#​28115)

Performance

• Avoid redundant superclass member inference (#​28587)
• Reuse rendered union elements when displaying types (#​28494)

Memory usage improvements

• Reduce retained AST memory by shrinking expressions (#​28335)
• Share strings in dependency metadata (#​28141)

Contributors

• @​sharkdp
• @​ibraheemdev
• @​MichaReiser
• @​zsol
• @​zanieb
• @​charliermarsh
• @​mtshiba
• @​carljm

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 89.13%. Comparing base (581e2d4) to head (5610ed4).
⚠️ Report is 2 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #1983   +/-   ##
=======================================
  Coverage   89.13%   89.13%           
=======================================
  Files         345      345           
  Lines       13869    13869           
  Branches      695      695           
=======================================
  Hits        12362    12362           
  Misses       1263     1263           
  Partials      244      244           

Flag	Coverage Δ
unittests	89.13% <ø> (ø)

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