fix(deps): update rust crate syn to v2.0.90

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This PR contains the following updates:

Package	Type	Update	Change
syn	dependencies	patch	2.0.89 -> 2.0.90

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Release Notes

dtolnay/syn (syn)

v2.0.90

Compare Source

• Fix automatic parenthesization of subexpressions containing outer attributes, such as (#[attr] thing).field (#​1785)
• Fix automatic parenthesization of function calls via a struct field, such as (thing.field)() and thing.0() (#​1786)

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