Bump proc-macro2 from 1.0.24 to 1.0.35

[dependabot]

Bumps proc-macro2 from 1.0.24 to 1.0.35.

Release notes

Sourced from proc-macro2's releases.

1.0.35

• Try to diagnose "cannot find type SourceFile" errors better (#311)

1.0.34

• Work around doc build failure due to docs.rs flags change (#310)

1.0.33

• Enable Group::span_open/span_close on Rust 1.55+ to reflect their stabilization in rustc (#305, rust-lang/rust#86136)

1.0.32

• Support negative int and float literals in FromStr (rust-lang/rust#87262, #301)

1.0.31

• Update Cargo metadata to new repository location

1.0.30

• Use proc_macro::is_available on Rust 1.57+ to support projects built with panic=abort or cg_clif (#300, thanks @​bjorn3)

1.0.29

• Pick up stable implementation of proc_macro's impl FromStr for Literal (#287)

1.0.28

• Recognized Cargo's new CARGO_ENCODED_RUSTFLAGS environment variable (#294, rust-lang/cargo#9601)

1.0.27

• impl FromStr for Literal (#286, rust-lang/rust#84717)

1.0.26

• Add impl LexError { pub fn span(&self) -> Span } (#283)

1.0.25

• Documentation improvements (#278, #279)

Commits

• a7eabbd Release 1.0.35
• 3dcb2fe Bump benchmark iteration count
• 05fb118 Merge pull request #314 from dtolnay/bench
• dc22e17 Update benchmark example output
• a85f0f0 Cargo bench is not supported
• 988cf40 Merge pull request #312 from dtolnay/detection
• 5dc441c Ordering::Relaxed for the proc_macro detection
• a2b4ff3 Ignore return_self_not_must_use clippy lint
• 5671a59 Merge pull request #311 from dtolnay/cfg
• dc609ab Try to diagnose "cannot find type SourceFile" errors better
• Additional commits viewable in compare view

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[dependabot]

Superseded by #97.