Bump syn from 1.0.109 to 2.0.76

[dependabot[bot]]

Bumps syn from 1.0.109 to 2.0.76.

Release notes

Sourced from syn's releases.

2.0.76

• Enforce that tail call become keyword is followed by an expression (#1725)

2.0.75

• Automatically fill in missing turbofish when printing ExprPath and other paths in expression position (#1722)

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)

... (truncated)

Commits

• ef3e9c6 Release 2.0.76
• 8f7365f Merge pull request #1725 from dtolnay/tailcall
• 6cddd9e Make tail call expr mandatory
• d1746fe Release 2.0.75
• b693682 Merge pull request #1722 from dtolnay/exprpath
• e459ee7 Insert turbofish into paths in expression position
• 3bb65aa Add mod-style printing for paths that cannot contain generic args
• ae8c84a Handwrite ToTokens impl for Meta
• 5dbfeae Name the expr_style argument at all call sites of path::parsing::qpath
• b15ae28 Release 2.0.74
• Additional commits viewable in compare view

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[dependabot[bot]]

Superseded by #220.