update stuff

macro/Cargo.toml

@@ -6,7 +6,7 @@ edition.workspace = true
 [dependencies]
 proc-macro2 = "1.0.103"
 quote = "1.0.42"
-syn = { version = "2.0.111", features = ["full"] }
+syn = { version = "3.0.3", features = ["full"] }
 
 [lib]
 proc-macro = true