build: Bump proc-macro2 crate to fix nightly builds

error[E0635]: unknown feature `proc_macro_span_shrink`
  --> $HOME/.cargo/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.59/src/lib.rs:92:30
   |
92 |     feature(proc_macro_span, proc_macro_span_shrink)
   |

Signed-off-by: Rob Bradford <rbradford@rivosinc.com>
This commit is contained in:
Rob Bradford 2023-07-05 09:20:58 +01:00 committed by Rob Bradford
parent d813c45d81
commit b4376a0dd9

4
Cargo.lock generated
View File

@ -1442,9 +1442,9 @@ dependencies = [
[[package]]
name = "proc-macro2"
version = "1.0.59"
version = "1.0.63"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "6aeca18b86b413c660b781aa319e4e2648a3e6f9eadc9b47e9038e6fe9f3451b"
checksum = "7b368fba921b0dce7e60f5e04ec15e565b3303972b42bcfde1d0713b881959eb"
dependencies = [
"unicode-ident",
]