Bump dependencies on proc-macro2

Author: alexcrichton

crates/assert-instr-macro/Cargo.toml

@@ -8,6 +8,6 @@ proc-macro = true
 test = false
 
 [dependencies]
-proc-macro2 = { version = "0.2", features = ["nightly"] }
-quote = "0.4"
-syn = { version = "0.12", features = ["full"] }
+proc-macro2 = { version = "0.3", features = ["nightly"] }
+quote = "0.5"
+syn = { version = "0.13", features = ["full"] }

crates/simd-test-macro/Cargo.toml

@@ -8,5 +8,5 @@ proc-macro = true
 test = false
 
 [dependencies]
-proc-macro2 = { version = "0.2", features = ["nightly"] }
-quote = "0.4"
+proc-macro2 = { version = "0.3", features = ["nightly"] }
+quote = "0.5"

crates/stdsimd-verify/Cargo.toml

@@ -4,9 +4,9 @@ version = "0.1.0"
 authors = ["Alex Crichton <[email protected]>"]
 
 [dependencies]
-proc-macro2 = { version = "0.2", features = ["nightly"] }
-quote = "0.4"
-syn = { version = "0.12", features = ["full"] }
+proc-macro2 = { version = "0.3", features = ["nightly"] }
+quote = "0.5"
+syn = { version = "0.13", features = ["full"] }
 
 [lib]
 proc-macro = true