Update to the latest version of itertools

Cargo.toml

@@ -10,7 +10,7 @@ readme = "README.md"
 
 [dependencies]
 bitflags = "1.2.1"
-itertools = { version = "0.9.0", default-features = false }
+itertools = { version = "0.14.0", default-features = false }
 
 [features]
 default = ["std"]