build(deps): bump syn from 1.0.109 to 2.0.74

[dependabot]

Bumps syn from 1.0.109 to 2.0.74.

Release notes

Sourced from syn's releases.

2.0.74

• Fix "temporary is dropped and runs the destructor for type `impl Iterator`" regression affecting certain use of Generics iterator methods (#1719)

2.0.73

• Support parsing unnamed C varargs within function pointer types (#1711)
• Improve synthesized error message on unexpected tokens at the end of the expected contents of a delimited group (#1713)
• Support parsing unstable tail call syntax (#1714, rust-lang/rust#112788)
• Add Fields::members iterator (#1716, thanks @​Fancyflame)

2.0.72

• Parse use<'a, T> precise capturing bounds (#1707, thanks @​compiler-errors)

2.0.71

• Do not require mutable borrow in Punctuated::get() (#1706, thanks @​lemunozm)

2.0.70

• Improve parenthesization of closures, jumps, ranges, chained comparisons, and let (#1694, #1695, #1698, #1699, #1700)

2.0.69

• Correctly parenthesize labeled loops inside a break value (#1692)
• Add Punctuated::get and get_mut (#1693)

2.0.68

• Improve panic location when parse_quote! parses invalid syntax (#1690, thanks @​stepancheg)
• More efficient peek implementation for Group and Lifetime (#1687)

2.0.67

• Produce more accurate error message locations for errors located at the end of a nested group (#1679, #1680)
• Support peeking LitCStr in ParseStream::peek (#1682)

2.0.66

• Allow braced structs when parsing ExprLet (#1671)

2.0.65

• Optimize the implementation of Fold to compile faster (#1666, #1667, #1668)

2.0.64

• Support using ParseBuffer across catch_unwind (#1646)
• Validate that the expression in a let-else ends in brace as required by rustc (#1648, #1649)
• Legalize invalid const generic arguments by wrapping in braces (#1654, #1655)
• Fix some expression precedence edge cases involving break and return in loop headers (#1656)
• Always print closure bodies with a brace when the closure has an explicit return type (#1658)
• Automatically insert necessary parentheses in ToTokens for Expr when required by expression precedence (#1659)
• Support struct literal syntax in match guard expressions (#1662)

2.0.63

• Parse and print long if-else-if chains without reliance on deep recursion to avoid overflowing stack (#1644, #1645)

2.0.62

• Reject invalid unparenthesized range and comparison operator expressions (#1642, #1643)

... (truncated)

Commits

• b15ae28 Release 2.0.74
• 6cf2344 Merge pull request #1719 from dtolnay/iterators
• 2955ac5 Expose non-impl-Trait iterator return types
• 7dc05a5 Add regression test for issue 1718
• 857942e Revert "Define Fields::members iterator type privately inside method"
• 65ec30d Revert "Embed Generics iterator implementations into method bodies"
• b5a5a8c Release 2.0.73
• 8cdb5c7 Add example of using Fields::members iterator
• 2afdc12 Remove redundancy of Generics::split_for_impl cfg with type's cfg
• 64b0dc8 Combine Generics impl blocks into one
• Additional commits viewable in compare view

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[dependabot]

Superseded by #1116.