chore(deps): update dependency ty to v0.0.40

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
ty (changelog)	==0.0.39 → ==0.0.40

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Release Notes

astral-sh/ty (ty)

v0.0.40

Compare Source

Released on 2026-05-27.

Bug fixes

• Accept complete enum-literal alias unions as enums (#​25341)
• Fix diagnostics in ignored folders after adding new files (#​25236)
• Show LiteralString when hovering over an inline of a literal string (#​25373)

LSP server

• Follow aliases when resolving stub mappings (#​25328)
• Treat Python notebook text documents as Python sources (#​25393)
• Recover incomplete list comprehension elements (#​25326)

Diagnostics

• Add help message to invalid-generic-class variance diagnostic (#​25385)

Core type checking

• Ignore and reject annotations on non-name targets (#​25324)
• Infer class attributes assigned by metaclass initialization (#​25342)
• Reject inconsistent generic bases in dynamic classes (#​25413)
• Resolve enum names for all unions arms in literal enum subsets (#​25379)
• Support typing.TypeForm (#​25334)
• Use constraint sets as pending state in SpecializationBuilder (#​24540)

Contributors

• @​anuraaga
• @​dcreager
• @​charliermarsh
• @​MichaReiser
• @​Dev-X25874

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