chore(deps): bump syn from 1.0.109 to 2.0.61

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Bumps syn from 1.0.109 to 2.0.61.

Release notes

Sourced from syn's releases.

2.0.61

• Check for legal binding name in the ident of Pat::Ident (#1627)
• Resolve unexpected_cfgs warning (#1635)

2.0.60

• Improve how None-delimited groups are counted by peek (#1625)

2.0.59

• Parse c"…" and cr"…" C-string literal syntax as Lit::CStr (#1502)

2.0.58

• Support $ in custom_punctuation! macro (#1611)

2.0.57

• Eliminate dependency on quote when built with default-features disabled and the "proc-macro" feature enabled (#1608, thanks @​BD103)

2.0.56

• Apply RUSTC_WORKSPACE_WRAPPER when deciding whether to run nightly-only tests (#1605)

2.0.55

• Restore compatibility with rustc 1.56 through 1.59 (#1603)

2.0.54

• Fix dead code warning in generated code when using custom_keyword! with syn's "printing" feature disabled (#1602)

2.0.53

• Implement Copy, Clone, and ToTokens for syn::parse::Nothing (#1597)

2.0.52

• Add an expression parser that uses match-arm's boundary rules (#1593)

2.0.51

• Resolve non_local_definitions warnings in generated code under rustc 1.78-nightly

2.0.50

• Fix unused_imports warnings when compiled by rustc 1.78

2.0.49

• Improve error location when parsing from an empty string literal using LitStr::parse (#1590)

2.0.48

• Improve error message on unexpected token after else (#1578)

2.0.47

• Improve error messages related to proc_macro::LexError (#1575)

2.0.46

• Update proc-macro2 to fix caching issue when using a rustc-wrapper such as sccache

2.0.45

... (truncated)

Commits

• e2abd39 Release 2.0.61
• 884ac0c Merge pull request #1635 from dtolnay/checkcfg
• 05c4cd2 Resolve unexpected_cfgs warning
• 45844d8 Update test suite to nightly-2024-05-01
• 79a80eb Update test suite to nightly-2024-04-28
• b70a8e7 Update test suite to nightly-2024-04-26
• 128b141 Update test suite to nightly-2024-04-25
• 19756f4 Resolve duplicated_attributes clippy lint in test
• 76beaff Raise stack size for tests in debug mode
• a9057f7 Update test suite to nightly-2024-04-19
• Additional commits viewable in compare view

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