Merge pull request #473 from cynecx/update-proc-macro

Update proc-macro dep so it compiles on nightly again

Author: madsmtm

Cargo.lock

@@ -16,7 +16,7 @@ apple-sdk = { version = "0.4.0", default-features = false }
 tracing = { version = "0.1.37", default-features = false, features = ["std"] }
 tracing-subscriber = { version = "0.3.16", features = ["fmt"] }
 tracing-tree = { git = "https://github.com/madsmtm/tracing-tree.git" }
-proc-macro2 = "1.0.49"
+proc-macro2 = "1.0.66"
 syn = { version = "2.0", features = ["parsing"] }
 heck = "0.4"
 semver = { version = "1.0", features = ["serde"] }