rust/bitbox02-noise: remove unused zeroize dep

Author: benma

src/rust/Cargo.lock

@@ -21,9 +21,6 @@ edition = "2021"
 description = "BitBox02 noise protocol primitives"
 license = "Apache-2.0"
 
-[dependencies]
-zeroize = "1.6.0"
-
 [dependencies.noise-protocol]
 version = "0.2.0"
 default-features = false