Upgrade itertools to 0.13

Author: bluss

Cargo.toml

@@ -21,7 +21,7 @@ noisy_float = "0.2.0"
 num-integer = "0.1"
 num-traits = "0.2"
 rand = "0.8.3"
-itertools = { version = "0.10.0", default-features = false }
+itertools = { version = "0.13", default-features = false }
 indexmap = "1.6.2"
 
 [dev-dependencies]